72219770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1447}}^1$

素因数の和:1515

約数の個数: 64

約数和(自身を含む): 160137216

約数和(自身を除く): 87917446

約数列:

[1, 2, 5, 7, 10, 14, 23, 31, 35, 46, 62, 70, 115, 155, 161, 217, 230, 310, 322, 434, 713, 805, 1085, 1426, 1447, 1610, 2170, 2894, 3565, 4991, 7130, 7235, 9982, 10129, 14470, 20258, 24955, 33281, 44857, 49910, 50645, 66562, 89714, 101290, 166405, 224285, 232967, 313999, 332810, 448570, 465934, 627998, 1031711, 1164835, 1569995, 2063422, 2329670, 3139990, 5158555, 7221977, 10317110, 14443954, 36109885, 72219770]

約数ペア:

[(1, 72219770), (2, 36109885), (5, 14443954), (7, 10317110), (10, 7221977), (14, 5158555), (23, 3139990), (31, 2329670), (35, 2063422), (46, 1569995), (62, 1164835), (70, 1031711), (115, 627998), (155, 465934), (161, 448570), (217, 332810), (230, 313999), (310, 232967), (322, 224285), (434, 166405), (713, 101290), (805, 89714), (1085, 66562), (1426, 50645), (1447, 49910), (1610, 44857), (2170, 33281), (2894, 24955), (3565, 20258), (4991, 14470), (7130, 10129), (7235, 9982)]