278322719940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{25348153}}^1$

素因数の和:25348229

約数の個数: 72

約数和(自身を含む): 858085709208

約数和(自身を除く): 579762989268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 25348153, 50696306, 76044459, 101392612, 126740765, 152088918, 228133377, 253481530, 304177836, 380222295, 456266754, 506963060, 760444590, 912533508, 1140666885, 1520889180, 1546237333, 2281333770, 3092474666, 4562667540, 4638711999, 6184949332, 7731186665, 9277423998, 13916135997, 15462373330, 18554847996, 23193559995, 27832271994, 30924746660, 46387119990, 55664543988, 69580679985, 92774239980, 139161359970, 278322719940]

約数ペア:

[(1, 278322719940), (2, 139161359970), (3, 92774239980), (4, 69580679985), (5, 55664543988), (6, 46387119990), (9, 30924746660), (10, 27832271994), (12, 23193559995), (15, 18554847996), (18, 15462373330), (20, 13916135997), (30, 9277423998), (36, 7731186665), (45, 6184949332), (60, 4638711999), (61, 4562667540), (90, 3092474666), (122, 2281333770), (180, 1546237333), (183, 1520889180), (244, 1140666885), (305, 912533508), (366, 760444590), (549, 506963060), (610, 456266754), (732, 380222295), (915, 304177836), (1098, 253481530), (1220, 228133377), (1830, 152088918), (2196, 126740765), (2745, 101392612), (3660, 76044459), (5490, 50696306), (10980, 25348153)]