245963880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9623}}^1$

素因数の和:9711

約数の個数: 96

約数和(自身を含む): 810725760

約数和(自身を除く): 564761880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 852, 1065, 1278, 1420, 1704, 2130, 2556, 2840, 3195, 4260, 5112, 6390, 8520, 9623, 12780, 19246, 25560, 28869, 38492, 48115, 57738, 76984, 86607, 96230, 115476, 144345, 173214, 192460, 230952, 288690, 346428, 384920, 433035, 577380, 683233, 692856, 866070, 1154760, 1366466, 1732140, 2049699, 2732932, 3416165, 3464280, 4099398, 5465864, 6149097, 6832330, 8198796, 10248495, 12298194, 13664660, 16397592, 20496990, 24596388, 27329320, 30745485, 40993980, 49192776, 61490970, 81987960, 122981940, 245963880]

約数ペア:

[(1, 245963880), (2, 122981940), (3, 81987960), (4, 61490970), (5, 49192776), (6, 40993980), (8, 30745485), (9, 27329320), (10, 24596388), (12, 20496990), (15, 16397592), (18, 13664660), (20, 12298194), (24, 10248495), (30, 8198796), (36, 6832330), (40, 6149097), (45, 5465864), (60, 4099398), (71, 3464280), (72, 3416165), (90, 2732932), (120, 2049699), (142, 1732140), (180, 1366466), (213, 1154760), (284, 866070), (355, 692856), (360, 683233), (426, 577380), (568, 433035), (639, 384920), (710, 346428), (852, 288690), (1065, 230952), (1278, 192460), (1420, 173214), (1704, 144345), (2130, 115476), (2556, 96230), (2840, 86607), (3195, 76984), (4260, 57738), (5112, 48115), (6390, 38492), (8520, 28869), (9623, 25560), (12780, 19246)]