1298388780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{2423}}^1$

素因数の和:2680

約数の個数: 144

約数和(自身を含む): 4261682880

約数和(自身を除く): 2963294100

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, 229, 234, 260, 390, 458, 468, 585, 687, 780, 916, 1145, 1170, 1374, 2061, 2290, 2340, 2423, 2748, 2977, 3435, 4122, 4580, 4846, 5954, 6870, 7269, 8244, 8931, 9692, 10305, 11908, 12115, 13740, 14538, 14885, 17862, 20610, 21807, 24230, 26793, 29076, 29770, 31499, 35724, 36345, 41220, 43614, 44655, 48460, 53586, 59540, 62998, 72690, 87228, 89310, 94497, 107172, 109035, 125996, 133965, 145380, 157495, 178620, 188994, 218070, 267930, 283491, 314990, 377988, 436140, 472485, 535860, 554867, 566982, 629980, 944970, 1109734, 1133964, 1417455, 1664601, 1889940, 2219468, 2774335, 2834910, 3329202, 4993803, 5548670, 5669820, 6658404, 7213271, 8323005, 9987606, 11097340, 14426542, 16646010, 19975212, 21639813, 24969015, 28853084, 33292020, 36066355, 43279626, 49938030, 64919439, 72132710, 86559252, 99876060, 108199065, 129838878, 144265420, 216398130, 259677756, 324597195, 432796260, 649194390, 1298388780]

約数ペア:

[(1, 1298388780), (2, 649194390), (3, 432796260), (4, 324597195), (5, 259677756), (6, 216398130), (9, 144265420), (10, 129838878), (12, 108199065), (13, 99876060), (15, 86559252), (18, 72132710), (20, 64919439), (26, 49938030), (30, 43279626), (36, 36066355), (39, 33292020), (45, 28853084), (52, 24969015), (60, 21639813), (65, 19975212), (78, 16646010), (90, 14426542), (117, 11097340), (130, 9987606), (156, 8323005), (180, 7213271), (195, 6658404), (229, 5669820), (234, 5548670), (260, 4993803), (390, 3329202), (458, 2834910), (468, 2774335), (585, 2219468), (687, 1889940), (780, 1664601), (916, 1417455), (1145, 1133964), (1170, 1109734), (1374, 944970), (2061, 629980), (2290, 566982), (2340, 554867), (2423, 535860), (2748, 472485), (2977, 436140), (3435, 377988), (4122, 314990), (4580, 283491), (4846, 267930), (5954, 218070), (6870, 188994), (7269, 178620), (8244, 157495), (8931, 145380), (9692, 133965), (10305, 125996), (11908, 109035), (12115, 107172), (13740, 94497), (14538, 89310), (14885, 87228), (17862, 72690), (20610, 62998), (21807, 59540), (24230, 53586), (26793, 48460), (29076, 44655), (29770, 43614), (31499, 41220), (35724, 36345)]