171817380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7177}}^1$

素因数の和:7218

約数の個数: 144

約数和(自身を含む): 627070080

約数和(自身を除く): 455252700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7177, 7980, 11970, 14354, 21531, 23940, 28708, 35885, 43062, 50239, 64593, 71770, 86124, 100478, 107655, 129186, 136363, 143540, 150717, 200956, 215310, 251195, 258372, 272726, 301434, 322965, 409089, 430620, 452151, 502390, 545452, 602868, 645930, 681815, 753585, 818178, 904302, 954541, 1004780, 1227267, 1291860, 1363630, 1507170, 1636356, 1808604, 1909082, 2045445, 2260755, 2454534, 2727260, 2863623, 3014340, 3818164, 4090890, 4521510, 4772705, 4909068, 5727246, 6136335, 8181780, 8590869, 9043020, 9545410, 11454492, 12272670, 14318115, 17181738, 19090820, 24545340, 28636230, 34363476, 42954345, 57272460, 85908690, 171817380]

約数ペア:

[(1, 171817380), (2, 85908690), (3, 57272460), (4, 42954345), (5, 34363476), (6, 28636230), (7, 24545340), (9, 19090820), (10, 17181738), (12, 14318115), (14, 12272670), (15, 11454492), (18, 9545410), (19, 9043020), (20, 8590869), (21, 8181780), (28, 6136335), (30, 5727246), (35, 4909068), (36, 4772705), (38, 4521510), (42, 4090890), (45, 3818164), (57, 3014340), (60, 2863623), (63, 2727260), (70, 2454534), (76, 2260755), (84, 2045445), (90, 1909082), (95, 1808604), (105, 1636356), (114, 1507170), (126, 1363630), (133, 1291860), (140, 1227267), (171, 1004780), (180, 954541), (190, 904302), (210, 818178), (228, 753585), (252, 681815), (266, 645930), (285, 602868), (315, 545452), (342, 502390), (380, 452151), (399, 430620), (420, 409089), (532, 322965), (570, 301434), (630, 272726), (665, 258372), (684, 251195), (798, 215310), (855, 200956), (1140, 150717), (1197, 143540), (1260, 136363), (1330, 129186), (1596, 107655), (1710, 100478), (1995, 86124), (2394, 71770), (2660, 64593), (3420, 50239), (3990, 43062), (4788, 35885), (5985, 28708), (7177, 23940), (7980, 21531), (11970, 14354)]