223555440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{349}}^1$

素因数の和:539

約数の個数: 160

約数和(自身を含む): 740577600

約数和(自身を除く): 517022160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 157, 170, 204, 240, 255, 272, 314, 340, 349, 408, 471, 510, 628, 680, 698, 785, 816, 942, 1020, 1047, 1256, 1360, 1396, 1570, 1745, 1884, 2040, 2094, 2355, 2512, 2669, 2792, 3140, 3490, 3768, 4080, 4188, 4710, 5235, 5338, 5584, 5933, 6280, 6980, 7536, 8007, 8376, 9420, 10470, 10676, 11866, 12560, 13345, 13960, 16014, 16752, 17799, 18840, 20940, 21352, 23732, 26690, 27920, 29665, 32028, 35598, 37680, 40035, 41880, 42704, 47464, 53380, 54793, 59330, 64056, 71196, 80070, 83760, 88995, 94928, 106760, 109586, 118660, 128112, 142392, 160140, 164379, 177990, 213520, 219172, 237320, 273965, 284784, 320280, 328758, 355980, 438344, 474640, 547930, 640560, 657516, 711960, 821895, 876688, 931481, 1095860, 1315032, 1423920, 1643790, 1862962, 2191720, 2630064, 2794443, 3287580, 3725924, 4383440, 4657405, 5588886, 6575160, 7451848, 9314810, 11177772, 13150320, 13972215, 14903696, 18629620, 22355544, 27944430, 37259240, 44711088, 55888860, 74518480, 111777720, 223555440]

約数ペア:

[(1, 223555440), (2, 111777720), (3, 74518480), (4, 55888860), (5, 44711088), (6, 37259240), (8, 27944430), (10, 22355544), (12, 18629620), (15, 14903696), (16, 13972215), (17, 13150320), (20, 11177772), (24, 9314810), (30, 7451848), (34, 6575160), (40, 5588886), (48, 4657405), (51, 4383440), (60, 3725924), (68, 3287580), (80, 2794443), (85, 2630064), (102, 2191720), (120, 1862962), (136, 1643790), (157, 1423920), (170, 1315032), (204, 1095860), (240, 931481), (255, 876688), (272, 821895), (314, 711960), (340, 657516), (349, 640560), (408, 547930), (471, 474640), (510, 438344), (628, 355980), (680, 328758), (698, 320280), (785, 284784), (816, 273965), (942, 237320), (1020, 219172), (1047, 213520), (1256, 177990), (1360, 164379), (1396, 160140), (1570, 142392), (1745, 128112), (1884, 118660), (2040, 109586), (2094, 106760), (2355, 94928), (2512, 88995), (2669, 83760), (2792, 80070), (3140, 71196), (3490, 64056), (3768, 59330), (4080, 54793), (4188, 53380), (4710, 47464), (5235, 42704), (5338, 41880), (5584, 40035), (5933, 37680), (6280, 35598), (6980, 32028), (7536, 29665), (8007, 27920), (8376, 26690), (9420, 23732), (10470, 21352), (10676, 20940), (11866, 18840), (12560, 17799), (13345, 16752), (13960, 16014)]