878163720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{14321}}^1$

素因数の和:14415

約数の個数: 128

約数和(自身を含む): 3052304640

約数和(自身を除く): 2174140920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 73, 84, 105, 120, 140, 146, 168, 210, 219, 280, 292, 365, 420, 438, 511, 584, 730, 840, 876, 1022, 1095, 1460, 1533, 1752, 2044, 2190, 2555, 2920, 3066, 4088, 4380, 5110, 6132, 7665, 8760, 10220, 12264, 14321, 15330, 20440, 28642, 30660, 42963, 57284, 61320, 71605, 85926, 100247, 114568, 143210, 171852, 200494, 214815, 286420, 300741, 343704, 400988, 429630, 501235, 572840, 601482, 801976, 859260, 1002470, 1045433, 1202964, 1503705, 1718520, 2004940, 2090866, 2405928, 3007410, 3136299, 4009880, 4181732, 5227165, 6014820, 6272598, 7318031, 8363464, 10454330, 12029640, 12545196, 14636062, 15681495, 20908660, 21954093, 25090392, 29272124, 31362990, 36590155, 41817320, 43908186, 58544248, 62725980, 73180310, 87816372, 109770465, 125451960, 146360620, 175632744, 219540930, 292721240, 439081860, 878163720]

約数ペア:

[(1, 878163720), (2, 439081860), (3, 292721240), (4, 219540930), (5, 175632744), (6, 146360620), (7, 125451960), (8, 109770465), (10, 87816372), (12, 73180310), (14, 62725980), (15, 58544248), (20, 43908186), (21, 41817320), (24, 36590155), (28, 31362990), (30, 29272124), (35, 25090392), (40, 21954093), (42, 20908660), (56, 15681495), (60, 14636062), (70, 12545196), (73, 12029640), (84, 10454330), (105, 8363464), (120, 7318031), (140, 6272598), (146, 6014820), (168, 5227165), (210, 4181732), (219, 4009880), (280, 3136299), (292, 3007410), (365, 2405928), (420, 2090866), (438, 2004940), (511, 1718520), (584, 1503705), (730, 1202964), (840, 1045433), (876, 1002470), (1022, 859260), (1095, 801976), (1460, 601482), (1533, 572840), (1752, 501235), (2044, 429630), (2190, 400988), (2555, 343704), (2920, 300741), (3066, 286420), (4088, 214815), (4380, 200494), (5110, 171852), (6132, 143210), (7665, 114568), (8760, 100247), (10220, 85926), (12264, 71605), (14321, 61320), (15330, 57284), (20440, 42963), (28642, 30660)]