80007480

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:603

約数の個数: 256

約数和(自身を含む): 321408000

約数和(自身を除く): 241400520

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, 504, 513, 532, 540, 557, 570, 630, 665, 684, 756, 760, 798, 840, 855, 945, 1026, 1064, 1080, 1114, 1140, 1197, 1260, 1330, 1368, 1512, 1596, 1671, 1710, 1890, 1995, 2052, 2228, 2280, 2394, 2520, 2565, 2660, 2785, 3192, 3342, 3420, 3591, 3780, 3899, 3990, 4104, 4456, 4788, 5013, 5130, 5320, 5570, 5985, 6684, 6840, 7182, 7560, 7798, 7980, 8355, 9576, 10026, 10260, 10583, 11140, 11697, 11970, 13368, 14364, 15039, 15596, 15960, 16710, 17955, 19495, 20052, 20520, 21166, 22280, 23394, 23940, 25065, 28728, 30078, 31192, 31749, 33420, 35091, 35910, 38990, 40104, 42332, 46788, 47880, 50130, 52915, 58485, 60156, 63498, 66840, 70182, 71820, 74081, 75195, 77980, 84664, 93576, 95247, 100260, 105273, 105830, 116970, 120312, 126996, 140364, 143640, 148162, 150390, 155960, 158745, 175455, 190494, 200520, 210546, 211660, 222243, 233940, 253992, 280728, 285741, 296324, 300780, 317490, 350910, 370405, 380988, 421092, 423320, 444486, 467880, 476235, 526365, 571482, 592648, 601560, 634980, 666729, 701820, 740810, 761976, 842184, 888972, 952470, 1052730, 1111215, 1142964, 1269960, 1333458, 1403640, 1428705, 1481620, 1777944, 1904940, 2000187, 2105460, 2222430, 2285928, 2666916, 2857410, 2963240, 3333645, 3809880, 4000374, 4210920, 4444860, 5333832, 5714820, 6667290, 8000748, 8889720, 10000935, 11429640, 13334580, 16001496, 20001870, 26669160, 40003740, 80007480]

約数ペア:

[(1, 80007480), (2, 40003740), (3, 26669160), (4, 20001870), (5, 16001496), (6, 13334580), (7, 11429640), (8, 10000935), (9, 8889720), (10, 8000748), (12, 6667290), (14, 5714820), (15, 5333832), (18, 4444860), (19, 4210920), (20, 4000374), (21, 3809880), (24, 3333645), (27, 2963240), (28, 2857410), (30, 2666916), (35, 2285928), (36, 2222430), (38, 2105460), (40, 2000187), (42, 1904940), (45, 1777944), (54, 1481620), (56, 1428705), (57, 1403640), (60, 1333458), (63, 1269960), (70, 1142964), (72, 1111215), (76, 1052730), (84, 952470), (90, 888972), (95, 842184), (105, 761976), (108, 740810), (114, 701820), (120, 666729), (126, 634980), (133, 601560), (135, 592648), (140, 571482), (152, 526365), (168, 476235), (171, 467880), (180, 444486), (189, 423320), (190, 421092), (210, 380988), (216, 370405), (228, 350910), (252, 317490), (266, 300780), (270, 296324), (280, 285741), (285, 280728), (315, 253992), (342, 233940), (360, 222243), (378, 211660), (380, 210546), (399, 200520), (420, 190494), (456, 175455), (504, 158745), (513, 155960), (532, 150390), (540, 148162), (557, 143640), (570, 140364), (630, 126996), (665, 120312), (684, 116970), (756, 105830), (760, 105273), (798, 100260), (840, 95247), (855, 93576), (945, 84664), (1026, 77980), (1064, 75195), (1080, 74081), (1114, 71820), (1140, 70182), (1197, 66840), (1260, 63498), (1330, 60156), (1368, 58485), (1512, 52915), (1596, 50130), (1671, 47880), (1710, 46788), (1890, 42332), (1995, 40104), (2052, 38990), (2228, 35910), (2280, 35091), (2394, 33420), (2520, 31749), (2565, 31192), (2660, 30078), (2785, 28728), (3192, 25065), (3342, 23940), (3420, 23394), (3591, 22280), (3780, 21166), (3899, 20520), (3990, 20052), (4104, 19495), (4456, 17955), (4788, 16710), (5013, 15960), (5130, 15596), (5320, 15039), (5570, 14364), (5985, 13368), (6684, 11970), (6840, 11697), (7182, 11140), (7560, 10583), (7798, 10260), (7980, 10026), (8355, 9576)]