80845440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:155

約数の個数: 256

約数和(自身を含む): 287884800

約数和(自身を除く): 207039360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 41, 48, 52, 60, 64, 65, 78, 79, 80, 82, 96, 104, 120, 123, 128, 130, 156, 158, 160, 164, 192, 195, 205, 208, 237, 240, 246, 260, 312, 316, 320, 328, 384, 390, 395, 410, 416, 474, 480, 492, 520, 533, 615, 624, 632, 640, 656, 780, 790, 820, 832, 948, 960, 984, 1027, 1040, 1066, 1185, 1230, 1248, 1264, 1312, 1560, 1580, 1599, 1640, 1664, 1896, 1920, 1968, 2054, 2080, 2132, 2370, 2460, 2496, 2528, 2624, 2665, 3081, 3120, 3160, 3198, 3239, 3280, 3792, 3936, 4108, 4160, 4264, 4740, 4920, 4992, 5056, 5135, 5248, 5330, 6162, 6240, 6320, 6396, 6478, 6560, 7584, 7872, 7995, 8216, 8320, 8528, 9480, 9717, 9840, 10112, 10270, 10660, 12324, 12480, 12640, 12792, 12956, 13120, 15168, 15405, 15744, 15990, 16195, 16432, 17056, 18960, 19434, 19680, 20540, 21320, 24648, 24960, 25280, 25584, 25912, 26240, 30336, 30810, 31980, 32390, 32864, 34112, 37920, 38868, 39360, 41080, 42107, 42640, 48585, 49296, 50560, 51168, 51824, 61620, 63960, 64780, 65728, 68224, 75840, 77736, 78720, 82160, 84214, 85280, 97170, 98592, 102336, 103648, 123240, 126321, 127920, 129560, 131456, 151680, 155472, 164320, 168428, 170560, 194340, 197184, 204672, 207296, 210535, 246480, 252642, 255840, 259120, 310944, 328640, 336856, 341120, 388680, 394368, 414592, 421070, 492960, 505284, 511680, 518240, 621888, 631605, 657280, 673712, 777360, 842140, 985920, 1010568, 1023360, 1036480, 1243776, 1263210, 1347424, 1554720, 1684280, 1971840, 2021136, 2072960, 2526420, 2694848, 3109440, 3368560, 4042272, 5052840, 5389696, 6218880, 6737120, 8084544, 10105680, 13474240, 16169088, 20211360, 26948480, 40422720, 80845440]

約数ペア:

[(1, 80845440), (2, 40422720), (3, 26948480), (4, 20211360), (5, 16169088), (6, 13474240), (8, 10105680), (10, 8084544), (12, 6737120), (13, 6218880), (15, 5389696), (16, 5052840), (20, 4042272), (24, 3368560), (26, 3109440), (30, 2694848), (32, 2526420), (39, 2072960), (40, 2021136), (41, 1971840), (48, 1684280), (52, 1554720), (60, 1347424), (64, 1263210), (65, 1243776), (78, 1036480), (79, 1023360), (80, 1010568), (82, 985920), (96, 842140), (104, 777360), (120, 673712), (123, 657280), (128, 631605), (130, 621888), (156, 518240), (158, 511680), (160, 505284), (164, 492960), (192, 421070), (195, 414592), (205, 394368), (208, 388680), (237, 341120), (240, 336856), (246, 328640), (260, 310944), (312, 259120), (316, 255840), (320, 252642), (328, 246480), (384, 210535), (390, 207296), (395, 204672), (410, 197184), (416, 194340), (474, 170560), (480, 168428), (492, 164320), (520, 155472), (533, 151680), (615, 131456), (624, 129560), (632, 127920), (640, 126321), (656, 123240), (780, 103648), (790, 102336), (820, 98592), (832, 97170), (948, 85280), (960, 84214), (984, 82160), (1027, 78720), (1040, 77736), (1066, 75840), (1185, 68224), (1230, 65728), (1248, 64780), (1264, 63960), (1312, 61620), (1560, 51824), (1580, 51168), (1599, 50560), (1640, 49296), (1664, 48585), (1896, 42640), (1920, 42107), (1968, 41080), (2054, 39360), (2080, 38868), (2132, 37920), (2370, 34112), (2460, 32864), (2496, 32390), (2528, 31980), (2624, 30810), (2665, 30336), (3081, 26240), (3120, 25912), (3160, 25584), (3198, 25280), (3239, 24960), (3280, 24648), (3792, 21320), (3936, 20540), (4108, 19680), (4160, 19434), (4264, 18960), (4740, 17056), (4920, 16432), (4992, 16195), (5056, 15990), (5135, 15744), (5248, 15405), (5330, 15168), (6162, 13120), (6240, 12956), (6320, 12792), (6396, 12640), (6478, 12480), (6560, 12324), (7584, 10660), (7872, 10270), (7995, 10112), (8216, 9840), (8320, 9717), (8528, 9480)]