1899103440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{16451}}^1$

素因数の和:16517

約数の個数: 160

約数和(自身を含む): 6511833216

約数和(自身を除く): 4612729776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 37, 39, 40, 48, 52, 60, 65, 74, 78, 80, 104, 111, 120, 130, 148, 156, 185, 195, 208, 222, 240, 260, 296, 312, 370, 390, 444, 481, 520, 555, 592, 624, 740, 780, 888, 962, 1040, 1110, 1443, 1480, 1560, 1776, 1924, 2220, 2405, 2886, 2960, 3120, 3848, 4440, 4810, 5772, 7215, 7696, 8880, 9620, 11544, 14430, 16451, 19240, 23088, 28860, 32902, 38480, 49353, 57720, 65804, 82255, 98706, 115440, 131608, 164510, 197412, 213863, 246765, 263216, 329020, 394824, 427726, 493530, 608687, 641589, 658040, 789648, 855452, 987060, 1069315, 1217374, 1283178, 1316080, 1710904, 1826061, 1974120, 2138630, 2434748, 2566356, 3043435, 3207945, 3421808, 3652122, 3948240, 4277260, 4869496, 5132712, 6086870, 6415890, 7304244, 7912931, 8554520, 9130305, 9738992, 10265424, 12173740, 12831780, 14608488, 15825862, 17109040, 18260610, 23738793, 24347480, 25663560, 29216976, 31651724, 36521220, 39564655, 47477586, 48694960, 51327120, 63303448, 73042440, 79129310, 94955172, 118693965, 126606896, 146084880, 158258620, 189910344, 237387930, 316517240, 379820688, 474775860, 633034480, 949551720, 1899103440]

約数ペア:

[(1, 1899103440), (2, 949551720), (3, 633034480), (4, 474775860), (5, 379820688), (6, 316517240), (8, 237387930), (10, 189910344), (12, 158258620), (13, 146084880), (15, 126606896), (16, 118693965), (20, 94955172), (24, 79129310), (26, 73042440), (30, 63303448), (37, 51327120), (39, 48694960), (40, 47477586), (48, 39564655), (52, 36521220), (60, 31651724), (65, 29216976), (74, 25663560), (78, 24347480), (80, 23738793), (104, 18260610), (111, 17109040), (120, 15825862), (130, 14608488), (148, 12831780), (156, 12173740), (185, 10265424), (195, 9738992), (208, 9130305), (222, 8554520), (240, 7912931), (260, 7304244), (296, 6415890), (312, 6086870), (370, 5132712), (390, 4869496), (444, 4277260), (481, 3948240), (520, 3652122), (555, 3421808), (592, 3207945), (624, 3043435), (740, 2566356), (780, 2434748), (888, 2138630), (962, 1974120), (1040, 1826061), (1110, 1710904), (1443, 1316080), (1480, 1283178), (1560, 1217374), (1776, 1069315), (1924, 987060), (2220, 855452), (2405, 789648), (2886, 658040), (2960, 641589), (3120, 608687), (3848, 493530), (4440, 427726), (4810, 394824), (5772, 329020), (7215, 263216), (7696, 246765), (8880, 213863), (9620, 197412), (11544, 164510), (14430, 131608), (16451, 115440), (19240, 98706), (23088, 82255), (28860, 65804), (32902, 57720), (38480, 49353)]