427208520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2801}}^1$

素因数の和:2887

約数の個数: 128

約数和(自身を含む): 1355719680

約数和(自身を除く): 928511160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 41, 60, 62, 82, 93, 120, 123, 124, 155, 164, 186, 205, 246, 248, 310, 328, 372, 410, 465, 492, 615, 620, 744, 820, 930, 984, 1230, 1240, 1271, 1640, 1860, 2460, 2542, 2801, 3720, 3813, 4920, 5084, 5602, 6355, 7626, 8403, 10168, 11204, 12710, 14005, 15252, 16806, 19065, 22408, 25420, 28010, 30504, 33612, 38130, 42015, 50840, 56020, 67224, 76260, 84030, 86831, 112040, 114841, 152520, 168060, 173662, 229682, 260493, 336120, 344523, 347324, 434155, 459364, 520986, 574205, 689046, 694648, 868310, 918728, 1041972, 1148410, 1302465, 1378092, 1722615, 1736620, 2083944, 2296820, 2604930, 2756184, 3445230, 3473240, 3560071, 4593640, 5209860, 6890460, 7120142, 10419720, 10680213, 13780920, 14240284, 17800355, 21360426, 28480568, 35600710, 42720852, 53401065, 71201420, 85441704, 106802130, 142402840, 213604260, 427208520]

約数ペア:

[(1, 427208520), (2, 213604260), (3, 142402840), (4, 106802130), (5, 85441704), (6, 71201420), (8, 53401065), (10, 42720852), (12, 35600710), (15, 28480568), (20, 21360426), (24, 17800355), (30, 14240284), (31, 13780920), (40, 10680213), (41, 10419720), (60, 7120142), (62, 6890460), (82, 5209860), (93, 4593640), (120, 3560071), (123, 3473240), (124, 3445230), (155, 2756184), (164, 2604930), (186, 2296820), (205, 2083944), (246, 1736620), (248, 1722615), (310, 1378092), (328, 1302465), (372, 1148410), (410, 1041972), (465, 918728), (492, 868310), (615, 694648), (620, 689046), (744, 574205), (820, 520986), (930, 459364), (984, 434155), (1230, 347324), (1240, 344523), (1271, 336120), (1640, 260493), (1860, 229682), (2460, 173662), (2542, 168060), (2801, 152520), (3720, 114841), (3813, 112040), (4920, 86831), (5084, 84030), (5602, 76260), (6355, 67224), (7626, 56020), (8403, 50840), (10168, 42015), (11204, 38130), (12710, 33612), (14005, 30504), (15252, 28010), (16806, 25420), (19065, 22408)]