72811560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:128

約数の個数: 192

約数和(自身を含む): 242081280

約数和(自身を除く): 169269720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 37, 40, 46, 60, 62, 69, 74, 92, 93, 111, 115, 120, 124, 138, 148, 155, 184, 185, 186, 222, 230, 248, 276, 296, 310, 345, 370, 372, 444, 460, 465, 529, 552, 555, 620, 690, 713, 740, 744, 851, 888, 920, 930, 1058, 1110, 1147, 1240, 1380, 1426, 1480, 1587, 1702, 1860, 2116, 2139, 2220, 2294, 2553, 2645, 2760, 2852, 3174, 3404, 3441, 3565, 3720, 4232, 4255, 4278, 4440, 4588, 5106, 5290, 5704, 5735, 6348, 6808, 6882, 7130, 7935, 8510, 8556, 9176, 10212, 10580, 10695, 11470, 12696, 12765, 13764, 14260, 15870, 16399, 17020, 17112, 17205, 19573, 20424, 21160, 21390, 22940, 25530, 26381, 27528, 28520, 31740, 32798, 34040, 34410, 39146, 42780, 45880, 49197, 51060, 52762, 58719, 63480, 65596, 68820, 78292, 79143, 81995, 85560, 97865, 98394, 102120, 105524, 117438, 131192, 131905, 137640, 156584, 158286, 163990, 195730, 196788, 211048, 234876, 245985, 263810, 293595, 316572, 327980, 391460, 393576, 395715, 469752, 491970, 527620, 587190, 606763, 633144, 655960, 782920, 791430, 983940, 1055240, 1174380, 1213526, 1582860, 1820289, 1967880, 2348760, 2427052, 3033815, 3165720, 3640578, 4854104, 6067630, 7281156, 9101445, 12135260, 14562312, 18202890, 24270520, 36405780, 72811560]

約数ペア:

[(1, 72811560), (2, 36405780), (3, 24270520), (4, 18202890), (5, 14562312), (6, 12135260), (8, 9101445), (10, 7281156), (12, 6067630), (15, 4854104), (20, 3640578), (23, 3165720), (24, 3033815), (30, 2427052), (31, 2348760), (37, 1967880), (40, 1820289), (46, 1582860), (60, 1213526), (62, 1174380), (69, 1055240), (74, 983940), (92, 791430), (93, 782920), (111, 655960), (115, 633144), (120, 606763), (124, 587190), (138, 527620), (148, 491970), (155, 469752), (184, 395715), (185, 393576), (186, 391460), (222, 327980), (230, 316572), (248, 293595), (276, 263810), (296, 245985), (310, 234876), (345, 211048), (370, 196788), (372, 195730), (444, 163990), (460, 158286), (465, 156584), (529, 137640), (552, 131905), (555, 131192), (620, 117438), (690, 105524), (713, 102120), (740, 98394), (744, 97865), (851, 85560), (888, 81995), (920, 79143), (930, 78292), (1058, 68820), (1110, 65596), (1147, 63480), (1240, 58719), (1380, 52762), (1426, 51060), (1480, 49197), (1587, 45880), (1702, 42780), (1860, 39146), (2116, 34410), (2139, 34040), (2220, 32798), (2294, 31740), (2553, 28520), (2645, 27528), (2760, 26381), (2852, 25530), (3174, 22940), (3404, 21390), (3441, 21160), (3565, 20424), (3720, 19573), (4232, 17205), (4255, 17112), (4278, 17020), (4440, 16399), (4588, 15870), (5106, 14260), (5290, 13764), (5704, 12765), (5735, 12696), (6348, 11470), (6808, 10695), (6882, 10580), (7130, 10212), (7935, 9176), (8510, 8556)]