66218040

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:507

約数の個数: 256

約数和(自身を含む): 266112000

約数和(自身を除く): 199893960

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, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 342, 360, 378, 380, 399, 420, 456, 461, 504, 513, 532, 540, 570, 630, 665, 684, 756, 760, 798, 840, 855, 922, 945, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1383, 1512, 1596, 1710, 1844, 1890, 1995, 2052, 2280, 2305, 2394, 2520, 2565, 2660, 2766, 3192, 3227, 3420, 3591, 3688, 3780, 3990, 4104, 4149, 4610, 4788, 5130, 5320, 5532, 5985, 6454, 6840, 6915, 7182, 7560, 7980, 8298, 8759, 9220, 9576, 9681, 10260, 11064, 11970, 12447, 12908, 13830, 14364, 15960, 16135, 16596, 17518, 17955, 18440, 19362, 20520, 20745, 23940, 24894, 25816, 26277, 27660, 28728, 29043, 32270, 33192, 35036, 35910, 38724, 41490, 43795, 47880, 48405, 49788, 52554, 55320, 58086, 61313, 62235, 64540, 70072, 71820, 77448, 78831, 82980, 87129, 87590, 96810, 99576, 105108, 116172, 122626, 124470, 129080, 131385, 143640, 145215, 157662, 165960, 174258, 175180, 183939, 193620, 210216, 232344, 236493, 245252, 248940, 262770, 290430, 306565, 315324, 348516, 350360, 367878, 387240, 394155, 435645, 472986, 490504, 497880, 525540, 551817, 580860, 613130, 630648, 697032, 735756, 788310, 871290, 919695, 945972, 1051080, 1103634, 1161720, 1182465, 1226260, 1471512, 1576620, 1655451, 1742580, 1839390, 1891944, 2207268, 2364930, 2452520, 2759085, 3153240, 3310902, 3485160, 3678780, 4414536, 4729860, 5518170, 6621804, 7357560, 8277255, 9459720, 11036340, 13243608, 16554510, 22072680, 33109020, 66218040]

約数ペア:

[(1, 66218040), (2, 33109020), (3, 22072680), (4, 16554510), (5, 13243608), (6, 11036340), (7, 9459720), (8, 8277255), (9, 7357560), (10, 6621804), (12, 5518170), (14, 4729860), (15, 4414536), (18, 3678780), (19, 3485160), (20, 3310902), (21, 3153240), (24, 2759085), (27, 2452520), (28, 2364930), (30, 2207268), (35, 1891944), (36, 1839390), (38, 1742580), (40, 1655451), (42, 1576620), (45, 1471512), (54, 1226260), (56, 1182465), (57, 1161720), (60, 1103634), (63, 1051080), (70, 945972), (72, 919695), (76, 871290), (84, 788310), (90, 735756), (95, 697032), (105, 630648), (108, 613130), (114, 580860), (120, 551817), (126, 525540), (133, 497880), (135, 490504), (140, 472986), (152, 435645), (168, 394155), (171, 387240), (180, 367878), (189, 350360), (190, 348516), (210, 315324), (216, 306565), (228, 290430), (252, 262770), (266, 248940), (270, 245252), (280, 236493), (285, 232344), (315, 210216), (342, 193620), (360, 183939), (378, 175180), (380, 174258), (399, 165960), (420, 157662), (456, 145215), (461, 143640), (504, 131385), (513, 129080), (532, 124470), (540, 122626), (570, 116172), (630, 105108), (665, 99576), (684, 96810), (756, 87590), (760, 87129), (798, 82980), (840, 78831), (855, 77448), (922, 71820), (945, 70072), (1026, 64540), (1064, 62235), (1080, 61313), (1140, 58086), (1197, 55320), (1260, 52554), (1330, 49788), (1368, 48405), (1383, 47880), (1512, 43795), (1596, 41490), (1710, 38724), (1844, 35910), (1890, 35036), (1995, 33192), (2052, 32270), (2280, 29043), (2305, 28728), (2394, 27660), (2520, 26277), (2565, 25816), (2660, 24894), (2766, 23940), (3192, 20745), (3227, 20520), (3420, 19362), (3591, 18440), (3688, 17955), (3780, 17518), (3990, 16596), (4104, 16135), (4149, 15960), (4610, 14364), (4788, 13830), (5130, 12908), (5320, 12447), (5532, 11970), (5985, 11064), (6454, 10260), (6840, 9681), (6915, 9576), (7182, 9220), (7560, 8759), (7980, 8298)]