189873840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3203}}^1$

素因数の和:3251

約数の個数: 160

約数和(自身を含む): 667457280

約数和(自身を除く): 477583440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 456, 494, 520, 570, 624, 741, 760, 780, 912, 988, 1040, 1140, 1235, 1482, 1520, 1560, 1976, 2280, 2470, 2964, 3120, 3203, 3705, 3952, 4560, 4940, 5928, 6406, 7410, 9609, 9880, 11856, 12812, 14820, 16015, 19218, 19760, 25624, 29640, 32030, 38436, 41639, 48045, 51248, 59280, 60857, 64060, 76872, 83278, 96090, 121714, 124917, 128120, 153744, 166556, 182571, 192180, 208195, 243428, 249834, 256240, 304285, 333112, 365142, 384360, 416390, 486856, 499668, 608570, 624585, 666224, 730284, 768720, 791141, 832780, 912855, 973712, 999336, 1217140, 1249170, 1460568, 1582282, 1665560, 1825710, 1998672, 2373423, 2434280, 2498340, 2921136, 3164564, 3331120, 3651420, 3955705, 4746846, 4868560, 4996680, 6329128, 7302840, 7911410, 9493692, 9993360, 11867115, 12658256, 14605680, 15822820, 18987384, 23734230, 31645640, 37974768, 47468460, 63291280, 94936920, 189873840]

約数ペア:

[(1, 189873840), (2, 94936920), (3, 63291280), (4, 47468460), (5, 37974768), (6, 31645640), (8, 23734230), (10, 18987384), (12, 15822820), (13, 14605680), (15, 12658256), (16, 11867115), (19, 9993360), (20, 9493692), (24, 7911410), (26, 7302840), (30, 6329128), (38, 4996680), (39, 4868560), (40, 4746846), (48, 3955705), (52, 3651420), (57, 3331120), (60, 3164564), (65, 2921136), (76, 2498340), (78, 2434280), (80, 2373423), (95, 1998672), (104, 1825710), (114, 1665560), (120, 1582282), (130, 1460568), (152, 1249170), (156, 1217140), (190, 999336), (195, 973712), (208, 912855), (228, 832780), (240, 791141), (247, 768720), (260, 730284), (285, 666224), (304, 624585), (312, 608570), (380, 499668), (390, 486856), (456, 416390), (494, 384360), (520, 365142), (570, 333112), (624, 304285), (741, 256240), (760, 249834), (780, 243428), (912, 208195), (988, 192180), (1040, 182571), (1140, 166556), (1235, 153744), (1482, 128120), (1520, 124917), (1560, 121714), (1976, 96090), (2280, 83278), (2470, 76872), (2964, 64060), (3120, 60857), (3203, 59280), (3705, 51248), (3952, 48045), (4560, 41639), (4940, 38436), (5928, 32030), (6406, 29640), (7410, 25624), (9609, 19760), (9880, 19218), (11856, 16015), (12812, 14820)]