18780451770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{107323}}^1$

素因数の和:107659

約数の個数: 64

約数和(自身を含む): 47600340480

約数和(自身を除く): 28819888710

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 307, 570, 614, 921, 1535, 1842, 3070, 4605, 5833, 9210, 11666, 17499, 29165, 34998, 58330, 87495, 107323, 174990, 214646, 321969, 536615, 643938, 1073230, 1609845, 2039137, 3219690, 4078274, 6117411, 10195685, 12234822, 20391370, 30587055, 32948161, 61174110, 65896322, 98844483, 164740805, 197688966, 329481610, 494222415, 626015059, 988444830, 1252030118, 1878045177, 3130075295, 3756090354, 6260150590, 9390225885, 18780451770]

約数ペア:

[(1, 18780451770), (2, 9390225885), (3, 6260150590), (5, 3756090354), (6, 3130075295), (10, 1878045177), (15, 1252030118), (19, 988444830), (30, 626015059), (38, 494222415), (57, 329481610), (95, 197688966), (114, 164740805), (190, 98844483), (285, 65896322), (307, 61174110), (570, 32948161), (614, 30587055), (921, 20391370), (1535, 12234822), (1842, 10195685), (3070, 6117411), (4605, 4078274), (5833, 3219690), (9210, 2039137), (11666, 1609845), (17499, 1073230), (29165, 643938), (34998, 536615), (58330, 321969), (87495, 214646), (107323, 174990)]