170327020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:839

約数の個数: 72

約数和(自身を含む): 390192768

約数和(自身を除く): 219865748

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 361, 380, 589, 620, 722, 761, 1178, 1444, 1522, 1805, 2356, 2945, 3044, 3610, 3805, 5890, 7220, 7610, 11191, 11780, 14459, 15220, 22382, 23591, 28918, 44764, 47182, 55955, 57836, 72295, 94364, 111910, 117955, 144590, 223820, 235910, 274721, 289180, 448229, 471820, 549442, 896458, 1098884, 1373605, 1792916, 2241145, 2747210, 4482290, 5494420, 8516351, 8964580, 17032702, 34065404, 42581755, 85163510, 170327020]

約数ペア:

[(1, 170327020), (2, 85163510), (4, 42581755), (5, 34065404), (10, 17032702), (19, 8964580), (20, 8516351), (31, 5494420), (38, 4482290), (62, 2747210), (76, 2241145), (95, 1792916), (124, 1373605), (155, 1098884), (190, 896458), (310, 549442), (361, 471820), (380, 448229), (589, 289180), (620, 274721), (722, 235910), (761, 223820), (1178, 144590), (1444, 117955), (1522, 111910), (1805, 94364), (2356, 72295), (2945, 57836), (3044, 55955), (3610, 47182), (3805, 44764), (5890, 28918), (7220, 23591), (7610, 22382), (11191, 15220), (11780, 14459)]