30673980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8969}}^1$

素因数の和:9003

約数の個数: 72

約数和(自身を含む): 97952400

約数和(自身を除く): 67278420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 8969, 17938, 26907, 35876, 44845, 53814, 80721, 89690, 107628, 134535, 161442, 170411, 179380, 269070, 322884, 340822, 403605, 511233, 538140, 681644, 807210, 852055, 1022466, 1533699, 1614420, 1704110, 2044932, 2556165, 3067398, 3408220, 5112330, 6134796, 7668495, 10224660, 15336990, 30673980]

約数ペア:

[(1, 30673980), (2, 15336990), (3, 10224660), (4, 7668495), (5, 6134796), (6, 5112330), (9, 3408220), (10, 3067398), (12, 2556165), (15, 2044932), (18, 1704110), (19, 1614420), (20, 1533699), (30, 1022466), (36, 852055), (38, 807210), (45, 681644), (57, 538140), (60, 511233), (76, 403605), (90, 340822), (95, 322884), (114, 269070), (171, 179380), (180, 170411), (190, 161442), (228, 134535), (285, 107628), (342, 89690), (380, 80721), (570, 53814), (684, 44845), (855, 35876), (1140, 26907), (1710, 17938), (3420, 8969)]