18550400

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:83

約数の個数: 192

約数和(自身を含む): 54639360

約数和(自身を除く): 36088960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 25, 31, 32, 34, 40, 44, 50, 55, 62, 64, 68, 80, 85, 88, 100, 110, 124, 128, 136, 155, 160, 170, 176, 187, 200, 220, 248, 272, 275, 310, 320, 340, 341, 352, 374, 400, 425, 440, 496, 527, 544, 550, 620, 640, 680, 682, 704, 748, 775, 800, 850, 880, 935, 992, 1054, 1088, 1100, 1240, 1360, 1364, 1408, 1496, 1550, 1600, 1700, 1705, 1760, 1870, 1984, 2108, 2176, 2200, 2480, 2635, 2720, 2728, 2992, 3100, 3200, 3400, 3410, 3520, 3740, 3968, 4216, 4400, 4675, 4960, 5270, 5440, 5456, 5797, 5984, 6200, 6800, 6820, 7040, 7480, 8432, 8525, 8800, 9350, 9920, 10540, 10880, 10912, 11594, 11968, 12400, 13175, 13600, 13640, 14960, 16864, 17050, 17600, 18700, 19840, 21080, 21824, 23188, 23936, 24800, 26350, 27200, 27280, 28985, 29920, 33728, 34100, 35200, 37400, 42160, 43648, 46376, 49600, 52700, 54400, 54560, 57970, 59840, 67456, 68200, 74800, 84320, 92752, 99200, 105400, 109120, 115940, 119680, 136400, 144925, 149600, 168640, 185504, 210800, 218240, 231880, 272800, 289850, 299200, 337280, 371008, 421600, 463760, 545600, 579700, 598400, 742016, 843200, 927520, 1091200, 1159400, 1686400, 1855040, 2318800, 3710080, 4637600, 9275200, 18550400]

約数ペア:

[(1, 18550400), (2, 9275200), (4, 4637600), (5, 3710080), (8, 2318800), (10, 1855040), (11, 1686400), (16, 1159400), (17, 1091200), (20, 927520), (22, 843200), (25, 742016), (31, 598400), (32, 579700), (34, 545600), (40, 463760), (44, 421600), (50, 371008), (55, 337280), (62, 299200), (64, 289850), (68, 272800), (80, 231880), (85, 218240), (88, 210800), (100, 185504), (110, 168640), (124, 149600), (128, 144925), (136, 136400), (155, 119680), (160, 115940), (170, 109120), (176, 105400), (187, 99200), (200, 92752), (220, 84320), (248, 74800), (272, 68200), (275, 67456), (310, 59840), (320, 57970), (340, 54560), (341, 54400), (352, 52700), (374, 49600), (400, 46376), (425, 43648), (440, 42160), (496, 37400), (527, 35200), (544, 34100), (550, 33728), (620, 29920), (640, 28985), (680, 27280), (682, 27200), (704, 26350), (748, 24800), (775, 23936), (800, 23188), (850, 21824), (880, 21080), (935, 19840), (992, 18700), (1054, 17600), (1088, 17050), (1100, 16864), (1240, 14960), (1360, 13640), (1364, 13600), (1408, 13175), (1496, 12400), (1550, 11968), (1600, 11594), (1700, 10912), (1705, 10880), (1760, 10540), (1870, 9920), (1984, 9350), (2108, 8800), (2176, 8525), (2200, 8432), (2480, 7480), (2635, 7040), (2720, 6820), (2728, 6800), (2992, 6200), (3100, 5984), (3200, 5797), (3400, 5456), (3410, 5440), (3520, 5270), (3740, 4960), (3968, 4675), (4216, 4400)]