661796019900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{859}}^1\times {\mathrm{285343}}^1$

素因数の和:286225

約数の個数: 144

約数和(自身を含む): 2130035891200

約数和(自身を除く): 1468239871300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 859, 900, 1350, 1718, 2577, 2700, 3436, 4295, 5154, 7731, 8590, 10308, 12885, 15462, 17180, 21475, 23193, 25770, 30924, 38655, 42950, 46386, 51540, 64425, 77310, 85900, 92772, 115965, 128850, 154620, 193275, 231930, 257700, 285343, 386550, 463860, 570686, 579825, 773100, 856029, 1141372, 1159650, 1426715, 1712058, 2319300, 2568087, 2853430, 3424116, 4280145, 5136174, 5706860, 7133575, 7704261, 8560290, 10272348, 12840435, 14267150, 15408522, 17120580, 21400725, 25680870, 28534300, 30817044, 38521305, 42801450, 51361740, 64202175, 77042610, 85602900, 128404350, 154085220, 192606525, 245109637, 256808700, 385213050, 490219274, 735328911, 770426100, 980438548, 1225548185, 1470657822, 2205986733, 2451096370, 2941315644, 3676644555, 4411973466, 4902192740, 6127740925, 6617960199, 7353289110, 8823946932, 11029933665, 12255481850, 13235920398, 14706578220, 18383222775, 22059867330, 24510963700, 26471840796, 33089800995, 36766445550, 44119734660, 55149668325, 66179601990, 73532891100, 110299336650, 132359203980, 165449004975, 220598673300, 330898009950, 661796019900]

約数ペア:

[(1, 661796019900), (2, 330898009950), (3, 220598673300), (4, 165449004975), (5, 132359203980), (6, 110299336650), (9, 73532891100), (10, 66179601990), (12, 55149668325), (15, 44119734660), (18, 36766445550), (20, 33089800995), (25, 26471840796), (27, 24510963700), (30, 22059867330), (36, 18383222775), (45, 14706578220), (50, 13235920398), (54, 12255481850), (60, 11029933665), (75, 8823946932), (90, 7353289110), (100, 6617960199), (108, 6127740925), (135, 4902192740), (150, 4411973466), (180, 3676644555), (225, 2941315644), (270, 2451096370), (300, 2205986733), (450, 1470657822), (540, 1225548185), (675, 980438548), (859, 770426100), (900, 735328911), (1350, 490219274), (1718, 385213050), (2577, 256808700), (2700, 245109637), (3436, 192606525), (4295, 154085220), (5154, 128404350), (7731, 85602900), (8590, 77042610), (10308, 64202175), (12885, 51361740), (15462, 42801450), (17180, 38521305), (21475, 30817044), (23193, 28534300), (25770, 25680870), (30924, 21400725), (38655, 17120580), (42950, 15408522), (46386, 14267150), (51540, 12840435), (64425, 10272348), (77310, 8560290), (85900, 7704261), (92772, 7133575), (115965, 5706860), (128850, 5136174), (154620, 4280145), (193275, 3424116), (231930, 2853430), (257700, 2568087), (285343, 2319300), (386550, 1712058), (463860, 1426715), (570686, 1159650), (579825, 1141372), (773100, 856029)]