1378444860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{919}}^1$

素因数の和:1588

約数の個数: 144

約数和(自身を含む): 4514852160

約数和(自身を除く): 3136407300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 641, 780, 919, 1170, 1282, 1838, 1923, 2340, 2564, 2757, 3205, 3676, 3846, 4595, 5514, 5769, 6410, 7692, 8271, 8333, 9190, 9615, 11028, 11538, 11947, 12820, 13785, 16542, 16666, 18380, 19230, 23076, 23894, 24999, 27570, 28845, 33084, 33332, 35841, 38460, 41355, 41665, 47788, 49998, 55140, 57690, 59735, 71682, 74997, 82710, 83330, 99996, 107523, 115380, 119470, 124995, 143364, 149994, 165420, 166660, 179205, 215046, 238940, 249990, 299988, 358410, 374985, 430092, 499980, 537615, 589079, 716820, 749970, 1075230, 1178158, 1499940, 1767237, 2150460, 2356316, 2945395, 3534474, 5301711, 5890790, 7068948, 7658027, 8836185, 10603422, 11781580, 15316054, 17672370, 21206844, 22974081, 26508555, 30632108, 35344740, 38290135, 45948162, 53017110, 68922243, 76580270, 91896324, 106034220, 114870405, 137844486, 153160540, 229740810, 275688972, 344611215, 459481620, 689222430, 1378444860]

約数ペア:

[(1, 1378444860), (2, 689222430), (3, 459481620), (4, 344611215), (5, 275688972), (6, 229740810), (9, 153160540), (10, 137844486), (12, 114870405), (13, 106034220), (15, 91896324), (18, 76580270), (20, 68922243), (26, 53017110), (30, 45948162), (36, 38290135), (39, 35344740), (45, 30632108), (52, 26508555), (60, 22974081), (65, 21206844), (78, 17672370), (90, 15316054), (117, 11781580), (130, 10603422), (156, 8836185), (180, 7658027), (195, 7068948), (234, 5890790), (260, 5301711), (390, 3534474), (468, 2945395), (585, 2356316), (641, 2150460), (780, 1767237), (919, 1499940), (1170, 1178158), (1282, 1075230), (1838, 749970), (1923, 716820), (2340, 589079), (2564, 537615), (2757, 499980), (3205, 430092), (3676, 374985), (3846, 358410), (4595, 299988), (5514, 249990), (5769, 238940), (6410, 215046), (7692, 179205), (8271, 166660), (8333, 165420), (9190, 149994), (9615, 143364), (11028, 124995), (11538, 119470), (11947, 115380), (12820, 107523), (13785, 99996), (16542, 83330), (16666, 82710), (18380, 74997), (19230, 71682), (23076, 59735), (23894, 57690), (24999, 55140), (27570, 49998), (28845, 47788), (33084, 41665), (33332, 41355), (35841, 38460)]