204423240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{613}}^1$

素因数の和:1031

約数の個数: 128

約数和(自身を含む): 703791360

約数和(自身を除く): 499368120

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, 84, 105, 120, 140, 168, 210, 280, 397, 420, 613, 794, 840, 1191, 1226, 1588, 1839, 1985, 2382, 2452, 2779, 3065, 3176, 3678, 3970, 4291, 4764, 4904, 5558, 5955, 6130, 7356, 7940, 8337, 8582, 9195, 9528, 11116, 11910, 12260, 12873, 13895, 14712, 15880, 16674, 17164, 18390, 21455, 22232, 23820, 24520, 25746, 27790, 33348, 34328, 36780, 41685, 42910, 47640, 51492, 55580, 64365, 66696, 73560, 83370, 85820, 102984, 111160, 128730, 166740, 171640, 243361, 257460, 333480, 486722, 514920, 730083, 973444, 1216805, 1460166, 1703527, 1946888, 2433610, 2920332, 3407054, 3650415, 4867220, 5110581, 5840664, 6814108, 7300830, 8517635, 9734440, 10221162, 13628216, 14601660, 17035270, 20442324, 25552905, 29203320, 34070540, 40884648, 51105810, 68141080, 102211620, 204423240]

約数ペア:

[(1, 204423240), (2, 102211620), (3, 68141080), (4, 51105810), (5, 40884648), (6, 34070540), (7, 29203320), (8, 25552905), (10, 20442324), (12, 17035270), (14, 14601660), (15, 13628216), (20, 10221162), (21, 9734440), (24, 8517635), (28, 7300830), (30, 6814108), (35, 5840664), (40, 5110581), (42, 4867220), (56, 3650415), (60, 3407054), (70, 2920332), (84, 2433610), (105, 1946888), (120, 1703527), (140, 1460166), (168, 1216805), (210, 973444), (280, 730083), (397, 514920), (420, 486722), (613, 333480), (794, 257460), (840, 243361), (1191, 171640), (1226, 166740), (1588, 128730), (1839, 111160), (1985, 102984), (2382, 85820), (2452, 83370), (2779, 73560), (3065, 66696), (3176, 64365), (3678, 55580), (3970, 51492), (4291, 47640), (4764, 42910), (4904, 41685), (5558, 36780), (5955, 34328), (6130, 33348), (7356, 27790), (7940, 25746), (8337, 24520), (8582, 23820), (9195, 22232), (9528, 21455), (11116, 18390), (11910, 17164), (12260, 16674), (12873, 15880), (13895, 14712)]