15707561940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{140071}}^1$

素因数の和:140182

約数の個数: 144

約数和(自身を含む): 55065104640

約数和(自身を除く): 39357542700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 89, 90, 105, 126, 140, 178, 180, 210, 252, 267, 315, 356, 420, 445, 534, 623, 630, 801, 890, 1068, 1246, 1260, 1335, 1602, 1780, 1869, 2492, 2670, 3115, 3204, 3738, 4005, 5340, 5607, 6230, 7476, 8010, 9345, 11214, 12460, 16020, 18690, 22428, 28035, 37380, 56070, 112140, 140071, 280142, 420213, 560284, 700355, 840426, 980497, 1260639, 1400710, 1680852, 1960994, 2101065, 2521278, 2801420, 2941491, 3921988, 4202130, 4902485, 5042556, 5882982, 6303195, 8404260, 8824473, 9804970, 11765964, 12466319, 12606390, 14707455, 17648946, 19609940, 24932638, 25212780, 29414910, 35297892, 37398957, 44122365, 49865276, 58829820, 62331595, 74797914, 87264233, 88244730, 112196871, 124663190, 149595828, 174528466, 176489460, 186994785, 224393742, 249326380, 261792699, 349056932, 373989570, 436321165, 448787484, 523585398, 560984355, 747979140, 785378097, 872642330, 1047170796, 1121968710, 1308963495, 1570756194, 1745284660, 2243937420, 2617926990, 3141512388, 3926890485, 5235853980, 7853780970, 15707561940]

約数ペア:

[(1, 15707561940), (2, 7853780970), (3, 5235853980), (4, 3926890485), (5, 3141512388), (6, 2617926990), (7, 2243937420), (9, 1745284660), (10, 1570756194), (12, 1308963495), (14, 1121968710), (15, 1047170796), (18, 872642330), (20, 785378097), (21, 747979140), (28, 560984355), (30, 523585398), (35, 448787484), (36, 436321165), (42, 373989570), (45, 349056932), (60, 261792699), (63, 249326380), (70, 224393742), (84, 186994785), (89, 176489460), (90, 174528466), (105, 149595828), (126, 124663190), (140, 112196871), (178, 88244730), (180, 87264233), (210, 74797914), (252, 62331595), (267, 58829820), (315, 49865276), (356, 44122365), (420, 37398957), (445, 35297892), (534, 29414910), (623, 25212780), (630, 24932638), (801, 19609940), (890, 17648946), (1068, 14707455), (1246, 12606390), (1260, 12466319), (1335, 11765964), (1602, 9804970), (1780, 8824473), (1869, 8404260), (2492, 6303195), (2670, 5882982), (3115, 5042556), (3204, 4902485), (3738, 4202130), (4005, 3921988), (5340, 2941491), (5607, 2801420), (6230, 2521278), (7476, 2101065), (8010, 1960994), (9345, 1680852), (11214, 1400710), (12460, 1260639), (16020, 980497), (18690, 840426), (22428, 700355), (28035, 560284), (37380, 420213), (56070, 280142), (112140, 140071)]