72671770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 147744000

約数和(自身を除く): 75072230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 149, 151, 170, 190, 298, 302, 323, 646, 745, 755, 1490, 1510, 1615, 2533, 2567, 2831, 2869, 3230, 5066, 5134, 5662, 5738, 12665, 12835, 14155, 14345, 22499, 25330, 25670, 28310, 28690, 44998, 48127, 48773, 96254, 97546, 112495, 224990, 240635, 243865, 382483, 427481, 481270, 487730, 764966, 854962, 1912415, 2137405, 3824830, 4274810, 7267177, 14534354, 36335885, 72671770]

約数ペア:

[(1, 72671770), (2, 36335885), (5, 14534354), (10, 7267177), (17, 4274810), (19, 3824830), (34, 2137405), (38, 1912415), (85, 854962), (95, 764966), (149, 487730), (151, 481270), (170, 427481), (190, 382483), (298, 243865), (302, 240635), (323, 224990), (646, 112495), (745, 97546), (755, 96254), (1490, 48773), (1510, 48127), (1615, 44998), (2533, 28690), (2567, 28310), (2831, 25670), (2869, 25330), (3230, 22499), (5066, 14345), (5134, 14155), (5662, 12835), (5738, 12665)]