245491740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{104911}}^1$

素因数の和:104939

約数の個数: 72

約数和(自身を含む): 801947328

約数和(自身を除く): 556455588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 104911, 209822, 314733, 419644, 524555, 629466, 944199, 1049110, 1258932, 1363843, 1573665, 1888398, 2098220, 2727686, 3147330, 3776796, 4091529, 4720995, 5455372, 6294660, 6819215, 8183058, 9441990, 12274587, 13638430, 16366116, 18883980, 20457645, 24549174, 27276860, 40915290, 49098348, 61372935, 81830580, 122745870, 245491740]

約数ペア:

[(1, 245491740), (2, 122745870), (3, 81830580), (4, 61372935), (5, 49098348), (6, 40915290), (9, 27276860), (10, 24549174), (12, 20457645), (13, 18883980), (15, 16366116), (18, 13638430), (20, 12274587), (26, 9441990), (30, 8183058), (36, 6819215), (39, 6294660), (45, 5455372), (52, 4720995), (60, 4091529), (65, 3776796), (78, 3147330), (90, 2727686), (117, 2098220), (130, 1888398), (156, 1573665), (180, 1363843), (195, 1258932), (234, 1049110), (260, 944199), (390, 629466), (468, 524555), (585, 419644), (780, 314733), (1170, 209822), (2340, 104911)]