209699880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{587}}^1$

素因数の和:843

約数の個数: 128

約数和(自身を含む): 681609600

約数和(自身を除く): 471909720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 229, 260, 312, 390, 458, 520, 587, 687, 780, 916, 1145, 1174, 1374, 1560, 1761, 1832, 2290, 2348, 2748, 2935, 2977, 3435, 3522, 4580, 4696, 5496, 5870, 5954, 6870, 7044, 7631, 8805, 8931, 9160, 11740, 11908, 13740, 14088, 14885, 15262, 17610, 17862, 22893, 23480, 23816, 27480, 29770, 30524, 35220, 35724, 38155, 44655, 45786, 59540, 61048, 70440, 71448, 76310, 89310, 91572, 114465, 119080, 134423, 152620, 178620, 183144, 228930, 268846, 305240, 357240, 403269, 457860, 537692, 672115, 806538, 915720, 1075384, 1344230, 1613076, 1747499, 2016345, 2688460, 3226152, 3494998, 4032690, 5242497, 5376920, 6989996, 8065380, 8737495, 10484994, 13979992, 16130760, 17474990, 20969988, 26212485, 34949980, 41939976, 52424970, 69899960, 104849940, 209699880]

約数ペア:

[(1, 209699880), (2, 104849940), (3, 69899960), (4, 52424970), (5, 41939976), (6, 34949980), (8, 26212485), (10, 20969988), (12, 17474990), (13, 16130760), (15, 13979992), (20, 10484994), (24, 8737495), (26, 8065380), (30, 6989996), (39, 5376920), (40, 5242497), (52, 4032690), (60, 3494998), (65, 3226152), (78, 2688460), (104, 2016345), (120, 1747499), (130, 1613076), (156, 1344230), (195, 1075384), (229, 915720), (260, 806538), (312, 672115), (390, 537692), (458, 457860), (520, 403269), (587, 357240), (687, 305240), (780, 268846), (916, 228930), (1145, 183144), (1174, 178620), (1374, 152620), (1560, 134423), (1761, 119080), (1832, 114465), (2290, 91572), (2348, 89310), (2748, 76310), (2935, 71448), (2977, 70440), (3435, 61048), (3522, 59540), (4580, 45786), (4696, 44655), (5496, 38155), (5870, 35724), (5954, 35220), (6870, 30524), (7044, 29770), (7631, 27480), (8805, 23816), (8931, 23480), (9160, 22893), (11740, 17862), (11908, 17610), (13740, 15262), (14088, 14885)]