478921560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{587}}^1$

素因数の和:1137

約数の個数: 128

約数和(自身を含む): 1552884480

約数和(自身を除く): 1073962920

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, 260, 312, 390, 520, 523, 587, 780, 1046, 1174, 1560, 1569, 1761, 2092, 2348, 2615, 2935, 3138, 3522, 4184, 4696, 5230, 5870, 6276, 6799, 7044, 7631, 7845, 8805, 10460, 11740, 12552, 13598, 14088, 15262, 15690, 17610, 20397, 20920, 22893, 23480, 27196, 30524, 31380, 33995, 35220, 38155, 40794, 45786, 54392, 61048, 62760, 67990, 70440, 76310, 81588, 91572, 101985, 114465, 135980, 152620, 163176, 183144, 203970, 228930, 271960, 305240, 307001, 407940, 457860, 614002, 815880, 915720, 921003, 1228004, 1535005, 1842006, 2456008, 3070010, 3684012, 3991013, 4605015, 6140020, 7368024, 7982026, 9210030, 11973039, 12280040, 15964052, 18420060, 19955065, 23946078, 31928104, 36840120, 39910130, 47892156, 59865195, 79820260, 95784312, 119730390, 159640520, 239460780, 478921560]

約数ペア:

[(1, 478921560), (2, 239460780), (3, 159640520), (4, 119730390), (5, 95784312), (6, 79820260), (8, 59865195), (10, 47892156), (12, 39910130), (13, 36840120), (15, 31928104), (20, 23946078), (24, 19955065), (26, 18420060), (30, 15964052), (39, 12280040), (40, 11973039), (52, 9210030), (60, 7982026), (65, 7368024), (78, 6140020), (104, 4605015), (120, 3991013), (130, 3684012), (156, 3070010), (195, 2456008), (260, 1842006), (312, 1535005), (390, 1228004), (520, 921003), (523, 915720), (587, 815880), (780, 614002), (1046, 457860), (1174, 407940), (1560, 307001), (1569, 305240), (1761, 271960), (2092, 228930), (2348, 203970), (2615, 183144), (2935, 163176), (3138, 152620), (3522, 135980), (4184, 114465), (4696, 101985), (5230, 91572), (5870, 81588), (6276, 76310), (6799, 70440), (7044, 67990), (7631, 62760), (7845, 61048), (8805, 54392), (10460, 45786), (11740, 40794), (12552, 38155), (13598, 35220), (14088, 33995), (15262, 31380), (15690, 30524), (17610, 27196), (20397, 23480), (20920, 22893)]