238923100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1$

素因数の和:632

約数の個数: 144

約数和(自身を含む): 623397600

約数和(自身を除く): 384474500

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 25, 26, 34, 38, 50, 52, 65, 68, 76, 85, 95, 100, 130, 170, 190, 221, 247, 260, 323, 325, 340, 380, 425, 442, 475, 494, 569, 646, 650, 850, 884, 950, 988, 1105, 1138, 1235, 1292, 1300, 1615, 1700, 1900, 2210, 2276, 2470, 2845, 3230, 4199, 4420, 4940, 5525, 5690, 6175, 6460, 7397, 8075, 8398, 9673, 10811, 11050, 11380, 12350, 14225, 14794, 16150, 16796, 19346, 20995, 21622, 22100, 24700, 28450, 29588, 32300, 36985, 38692, 41990, 43244, 48365, 54055, 56900, 73970, 83980, 96730, 104975, 108110, 125749, 140543, 147940, 183787, 184925, 193460, 209950, 216220, 241825, 251498, 270275, 281086, 367574, 369850, 419900, 483650, 502996, 540550, 562172, 628745, 702715, 735148, 739700, 918935, 967300, 1081100, 1257490, 1405430, 1837870, 2389231, 2514980, 2810860, 3143725, 3513575, 3675740, 4594675, 4778462, 6287450, 7027150, 9189350, 9556924, 11946155, 12574900, 14054300, 18378700, 23892310, 47784620, 59730775, 119461550, 238923100]

約数ペア:

[(1, 238923100), (2, 119461550), (4, 59730775), (5, 47784620), (10, 23892310), (13, 18378700), (17, 14054300), (19, 12574900), (20, 11946155), (25, 9556924), (26, 9189350), (34, 7027150), (38, 6287450), (50, 4778462), (52, 4594675), (65, 3675740), (68, 3513575), (76, 3143725), (85, 2810860), (95, 2514980), (100, 2389231), (130, 1837870), (170, 1405430), (190, 1257490), (221, 1081100), (247, 967300), (260, 918935), (323, 739700), (325, 735148), (340, 702715), (380, 628745), (425, 562172), (442, 540550), (475, 502996), (494, 483650), (569, 419900), (646, 369850), (650, 367574), (850, 281086), (884, 270275), (950, 251498), (988, 241825), (1105, 216220), (1138, 209950), (1235, 193460), (1292, 184925), (1300, 183787), (1615, 147940), (1700, 140543), (1900, 125749), (2210, 108110), (2276, 104975), (2470, 96730), (2845, 83980), (3230, 73970), (4199, 56900), (4420, 54055), (4940, 48365), (5525, 43244), (5690, 41990), (6175, 38692), (6460, 36985), (7397, 32300), (8075, 29588), (8398, 28450), (9673, 24700), (10811, 22100), (11050, 21622), (11380, 20995), (12350, 19346), (14225, 16796), (14794, 16150)]