128195160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:369

約数の個数: 128

約数和(自身を含む): 397474560

約数和(自身を除く): 269279400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 83, 120, 122, 166, 183, 211, 244, 249, 305, 332, 366, 415, 422, 488, 498, 610, 633, 664, 732, 830, 844, 915, 996, 1055, 1220, 1245, 1266, 1464, 1660, 1688, 1830, 1992, 2110, 2440, 2490, 2532, 3165, 3320, 3660, 4220, 4980, 5063, 5064, 6330, 7320, 8440, 9960, 10126, 12660, 12871, 15189, 17513, 20252, 25315, 25320, 25742, 30378, 35026, 38613, 40504, 50630, 51484, 52539, 60756, 64355, 70052, 75945, 77226, 87565, 101260, 102968, 105078, 121512, 128710, 140104, 151890, 154452, 175130, 193065, 202520, 210156, 257420, 262695, 303780, 308904, 350260, 386130, 420312, 514840, 525390, 607560, 700520, 772260, 1050780, 1068293, 1544520, 2101560, 2136586, 3204879, 4273172, 5341465, 6409758, 8546344, 10682930, 12819516, 16024395, 21365860, 25639032, 32048790, 42731720, 64097580, 128195160]

約数ペア:

[(1, 128195160), (2, 64097580), (3, 42731720), (4, 32048790), (5, 25639032), (6, 21365860), (8, 16024395), (10, 12819516), (12, 10682930), (15, 8546344), (20, 6409758), (24, 5341465), (30, 4273172), (40, 3204879), (60, 2136586), (61, 2101560), (83, 1544520), (120, 1068293), (122, 1050780), (166, 772260), (183, 700520), (211, 607560), (244, 525390), (249, 514840), (305, 420312), (332, 386130), (366, 350260), (415, 308904), (422, 303780), (488, 262695), (498, 257420), (610, 210156), (633, 202520), (664, 193065), (732, 175130), (830, 154452), (844, 151890), (915, 140104), (996, 128710), (1055, 121512), (1220, 105078), (1245, 102968), (1266, 101260), (1464, 87565), (1660, 77226), (1688, 75945), (1830, 70052), (1992, 64355), (2110, 60756), (2440, 52539), (2490, 51484), (2532, 50630), (3165, 40504), (3320, 38613), (3660, 35026), (4220, 30378), (4980, 25742), (5063, 25320), (5064, 25315), (6330, 20252), (7320, 17513), (8440, 15189), (9960, 12871), (10126, 12660)]