72446790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^2$

素因数の和:885

約数の個数: 48

約数和(自身を含む): 187682544

約数和(自身を除く): 115235754

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 431, 862, 1293, 2155, 2586, 4310, 5603, 6465, 11206, 12930, 16809, 28015, 33618, 56030, 84045, 168090, 185761, 371522, 557283, 928805, 1114566, 1857610, 2414893, 2786415, 4829786, 5572830, 7244679, 12074465, 14489358, 24148930, 36223395, 72446790]

約数ペア:

[(1, 72446790), (2, 36223395), (3, 24148930), (5, 14489358), (6, 12074465), (10, 7244679), (13, 5572830), (15, 4829786), (26, 2786415), (30, 2414893), (39, 1857610), (65, 1114566), (78, 928805), (130, 557283), (195, 371522), (390, 185761), (431, 168090), (862, 84045), (1293, 56030), (2155, 33618), (2586, 28015), (4310, 16809), (5603, 12930), (6465, 11206)]