331377480

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{769}}^1$

素因数の和:818

約数の個数: 320

約数和(自身を含む): 1341648000

約数和(自身を除く): 1010270520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 81, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 162, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 324, 342, 360, 378, 380, 399, 405, 420, 456, 504, 513, 532, 540, 567, 570, 630, 648, 665, 684, 756, 760, 769, 798, 810, 840, 855, 945, 1026, 1064, 1080, 1134, 1140, 1197, 1260, 1330, 1368, 1512, 1538, 1539, 1596, 1620, 1710, 1890, 1995, 2052, 2268, 2280, 2307, 2394, 2520, 2565, 2660, 2835, 3076, 3078, 3192, 3240, 3420, 3591, 3780, 3845, 3990, 4104, 4536, 4614, 4788, 5130, 5320, 5383, 5670, 5985, 6152, 6156, 6840, 6921, 7182, 7560, 7690, 7695, 7980, 9228, 9576, 10260, 10766, 10773, 11340, 11535, 11970, 12312, 13842, 14364, 14611, 15380, 15390, 15960, 16149, 17955, 18456, 20520, 20763, 21532, 21546, 22680, 23070, 23940, 26915, 27684, 28728, 29222, 30760, 30780, 32298, 34605, 35910, 41526, 43064, 43092, 43833, 46140, 47880, 48447, 53830, 53865, 55368, 58444, 61560, 62289, 64596, 69210, 71820, 73055, 80745, 83052, 86184, 87666, 92280, 96894, 102277, 103815, 107660, 107730, 116888, 124578, 129192, 131499, 138420, 143640, 145341, 146110, 161490, 166104, 175332, 193788, 204554, 207630, 215320, 215460, 219165, 242235, 249156, 262998, 276840, 290682, 292220, 306831, 311445, 322980, 350664, 387576, 394497, 409108, 415260, 430920, 436023, 438330, 484470, 498312, 511385, 525996, 581364, 584440, 613662, 622890, 645960, 657495, 726705, 788994, 818216, 830520, 872046, 876660, 920493, 968940, 1022770, 1051992, 1162728, 1183491, 1227324, 1245780, 1314990, 1453410, 1534155, 1577988, 1744092, 1753320, 1840986, 1937880, 1972485, 2045540, 2180115, 2366982, 2454648, 2491560, 2629980, 2761479, 2906820, 3068310, 3155976, 3488184, 3681972, 3944970, 4091080, 4360230, 4602465, 4733964, 5259960, 5522958, 5813640, 5917455, 6136620, 7363944, 7889940, 8284437, 8720460, 9204930, 9467928, 11045916, 11834910, 12273240, 13807395, 15779880, 16568874, 17440920, 18409860, 22091832, 23669820, 27614790, 33137748, 36819720, 41422185, 47339640, 55229580, 66275496, 82844370, 110459160, 165688740, 331377480]

約数ペア:

[(1, 331377480), (2, 165688740), (3, 110459160), (4, 82844370), (5, 66275496), (6, 55229580), (7, 47339640), (8, 41422185), (9, 36819720), (10, 33137748), (12, 27614790), (14, 23669820), (15, 22091832), (18, 18409860), (19, 17440920), (20, 16568874), (21, 15779880), (24, 13807395), (27, 12273240), (28, 11834910), (30, 11045916), (35, 9467928), (36, 9204930), (38, 8720460), (40, 8284437), (42, 7889940), (45, 7363944), (54, 6136620), (56, 5917455), (57, 5813640), (60, 5522958), (63, 5259960), (70, 4733964), (72, 4602465), (76, 4360230), (81, 4091080), (84, 3944970), (90, 3681972), (95, 3488184), (105, 3155976), (108, 3068310), (114, 2906820), (120, 2761479), (126, 2629980), (133, 2491560), (135, 2454648), (140, 2366982), (152, 2180115), (162, 2045540), (168, 1972485), (171, 1937880), (180, 1840986), (189, 1753320), (190, 1744092), (210, 1577988), (216, 1534155), (228, 1453410), (252, 1314990), (266, 1245780), (270, 1227324), (280, 1183491), (285, 1162728), (315, 1051992), (324, 1022770), (342, 968940), (360, 920493), (378, 876660), (380, 872046), (399, 830520), (405, 818216), (420, 788994), (456, 726705), (504, 657495), (513, 645960), (532, 622890), (540, 613662), (567, 584440), (570, 581364), (630, 525996), (648, 511385), (665, 498312), (684, 484470), (756, 438330), (760, 436023), (769, 430920), (798, 415260), (810, 409108), (840, 394497), (855, 387576), (945, 350664), (1026, 322980), (1064, 311445), (1080, 306831), (1134, 292220), (1140, 290682), (1197, 276840), (1260, 262998), (1330, 249156), (1368, 242235), (1512, 219165), (1538, 215460), (1539, 215320), (1596, 207630), (1620, 204554), (1710, 193788), (1890, 175332), (1995, 166104), (2052, 161490), (2268, 146110), (2280, 145341), (2307, 143640), (2394, 138420), (2520, 131499), (2565, 129192), (2660, 124578), (2835, 116888), (3076, 107730), (3078, 107660), (3192, 103815), (3240, 102277), (3420, 96894), (3591, 92280), (3780, 87666), (3845, 86184), (3990, 83052), (4104, 80745), (4536, 73055), (4614, 71820), (4788, 69210), (5130, 64596), (5320, 62289), (5383, 61560), (5670, 58444), (5985, 55368), (6152, 53865), (6156, 53830), (6840, 48447), (6921, 47880), (7182, 46140), (7560, 43833), (7690, 43092), (7695, 43064), (7980, 41526), (9228, 35910), (9576, 34605), (10260, 32298), (10766, 30780), (10773, 30760), (11340, 29222), (11535, 28728), (11970, 27684), (12312, 26915), (13842, 23940), (14364, 23070), (14611, 22680), (15380, 21546), (15390, 21532), (15960, 20763), (16149, 20520), (17955, 18456)]