138191820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7703}}^1$

素因数の和:7751

約数の個数: 96

約数和(自身を含む): 434875392

約数和(自身を除く): 296683572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1196, 1380, 1495, 1794, 2990, 3588, 4485, 5980, 7703, 8970, 15406, 17940, 23109, 30812, 38515, 46218, 77030, 92436, 100139, 115545, 154060, 177169, 200278, 231090, 300417, 354338, 400556, 462180, 500695, 531507, 600834, 708676, 885845, 1001390, 1063014, 1201668, 1502085, 1771690, 2002780, 2126028, 2303197, 2657535, 3004170, 3543380, 4606394, 5315070, 6008340, 6909591, 9212788, 10630140, 11515985, 13819182, 23031970, 27638364, 34547955, 46063940, 69095910, 138191820]

約数ペア:

[(1, 138191820), (2, 69095910), (3, 46063940), (4, 34547955), (5, 27638364), (6, 23031970), (10, 13819182), (12, 11515985), (13, 10630140), (15, 9212788), (20, 6909591), (23, 6008340), (26, 5315070), (30, 4606394), (39, 3543380), (46, 3004170), (52, 2657535), (60, 2303197), (65, 2126028), (69, 2002780), (78, 1771690), (92, 1502085), (115, 1201668), (130, 1063014), (138, 1001390), (156, 885845), (195, 708676), (230, 600834), (260, 531507), (276, 500695), (299, 462180), (345, 400556), (390, 354338), (460, 300417), (598, 231090), (690, 200278), (780, 177169), (897, 154060), (1196, 115545), (1380, 100139), (1495, 92436), (1794, 77030), (2990, 46218), (3588, 38515), (4485, 30812), (5980, 23109), (7703, 17940), (8970, 15406)]