122903820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{991}}^1$

素因数の和:1072

約数の個数: 144

約数和(自身を含む): 409473792

約数和(自身を除く): 286569972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 53, 60, 65, 78, 90, 106, 117, 130, 156, 159, 180, 195, 212, 234, 260, 265, 318, 390, 468, 477, 530, 585, 636, 689, 780, 795, 954, 991, 1060, 1170, 1378, 1590, 1908, 1982, 2067, 2340, 2385, 2756, 2973, 3180, 3445, 3964, 4134, 4770, 4955, 5946, 6201, 6890, 8268, 8919, 9540, 9910, 10335, 11892, 12402, 12883, 13780, 14865, 17838, 19820, 20670, 24804, 25766, 29730, 31005, 35676, 38649, 41340, 44595, 51532, 52523, 59460, 62010, 64415, 77298, 89190, 105046, 115947, 124020, 128830, 154596, 157569, 178380, 193245, 210092, 231894, 257660, 262615, 315138, 386490, 463788, 472707, 525230, 579735, 630276, 682799, 772980, 787845, 945414, 1050460, 1159470, 1365598, 1575690, 1890828, 2048397, 2318940, 2363535, 2731196, 3151380, 3413995, 4096794, 4727070, 6145191, 6827990, 8193588, 9454140, 10241985, 12290382, 13655980, 20483970, 24580764, 30725955, 40967940, 61451910, 122903820]

約数ペア:

[(1, 122903820), (2, 61451910), (3, 40967940), (4, 30725955), (5, 24580764), (6, 20483970), (9, 13655980), (10, 12290382), (12, 10241985), (13, 9454140), (15, 8193588), (18, 6827990), (20, 6145191), (26, 4727070), (30, 4096794), (36, 3413995), (39, 3151380), (45, 2731196), (52, 2363535), (53, 2318940), (60, 2048397), (65, 1890828), (78, 1575690), (90, 1365598), (106, 1159470), (117, 1050460), (130, 945414), (156, 787845), (159, 772980), (180, 682799), (195, 630276), (212, 579735), (234, 525230), (260, 472707), (265, 463788), (318, 386490), (390, 315138), (468, 262615), (477, 257660), (530, 231894), (585, 210092), (636, 193245), (689, 178380), (780, 157569), (795, 154596), (954, 128830), (991, 124020), (1060, 115947), (1170, 105046), (1378, 89190), (1590, 77298), (1908, 64415), (1982, 62010), (2067, 59460), (2340, 52523), (2385, 51532), (2756, 44595), (2973, 41340), (3180, 38649), (3445, 35676), (3964, 31005), (4134, 29730), (4770, 25766), (4955, 24804), (5946, 20670), (6201, 19820), (6890, 17838), (8268, 14865), (8919, 13780), (9540, 12883), (9910, 12402), (10335, 11892)]