4789980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 16511040

約数和(自身を除く): 11721060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 36, 39, 45, 46, 52, 60, 65, 69, 78, 89, 90, 92, 115, 117, 130, 138, 156, 178, 180, 195, 207, 230, 234, 260, 267, 276, 299, 345, 356, 390, 414, 445, 460, 468, 534, 585, 598, 690, 780, 801, 828, 890, 897, 1035, 1068, 1157, 1170, 1196, 1335, 1380, 1495, 1602, 1780, 1794, 2047, 2070, 2314, 2340, 2670, 2691, 2990, 3204, 3471, 3588, 4005, 4094, 4140, 4485, 4628, 5340, 5382, 5785, 5980, 6141, 6942, 8010, 8188, 8970, 10235, 10413, 10764, 11570, 12282, 13455, 13884, 16020, 17355, 17940, 18423, 20470, 20826, 23140, 24564, 26611, 26910, 30705, 34710, 36846, 40940, 41652, 52065, 53222, 53820, 61410, 69420, 73692, 79833, 92115, 104130, 106444, 122820, 133055, 159666, 184230, 208260, 239499, 266110, 319332, 368460, 399165, 478998, 532220, 798330, 957996, 1197495, 1596660, 2394990, 4789980]

約数ペア:

[(1, 4789980), (2, 2394990), (3, 1596660), (4, 1197495), (5, 957996), (6, 798330), (9, 532220), (10, 478998), (12, 399165), (13, 368460), (15, 319332), (18, 266110), (20, 239499), (23, 208260), (26, 184230), (30, 159666), (36, 133055), (39, 122820), (45, 106444), (46, 104130), (52, 92115), (60, 79833), (65, 73692), (69, 69420), (78, 61410), (89, 53820), (90, 53222), (92, 52065), (115, 41652), (117, 40940), (130, 36846), (138, 34710), (156, 30705), (178, 26910), (180, 26611), (195, 24564), (207, 23140), (230, 20826), (234, 20470), (260, 18423), (267, 17940), (276, 17355), (299, 16020), (345, 13884), (356, 13455), (390, 12282), (414, 11570), (445, 10764), (460, 10413), (468, 10235), (534, 8970), (585, 8188), (598, 8010), (690, 6942), (780, 6141), (801, 5980), (828, 5785), (890, 5382), (897, 5340), (1035, 4628), (1068, 4485), (1157, 4140), (1170, 4094), (1196, 4005), (1335, 3588), (1380, 3471), (1495, 3204), (1602, 2990), (1780, 2691), (1794, 2670), (2047, 2340), (2070, 2314)]