155528040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21247}}^1$

素因数の和:21322

約数の個数: 64

約数和(自身を含む): 474255360

約数和(自身を除く): 318727320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 21247, 42494, 63741, 84988, 106235, 127482, 169976, 212470, 254964, 318705, 424940, 509928, 637410, 849880, 1274820, 1296067, 2549640, 2592134, 3888201, 5184268, 6480335, 7776402, 10368536, 12960670, 15552804, 19441005, 25921340, 31105608, 38882010, 51842680, 77764020, 155528040]

約数ペア:

[(1, 155528040), (2, 77764020), (3, 51842680), (4, 38882010), (5, 31105608), (6, 25921340), (8, 19441005), (10, 15552804), (12, 12960670), (15, 10368536), (20, 7776402), (24, 6480335), (30, 5184268), (40, 3888201), (60, 2592134), (61, 2549640), (120, 1296067), (122, 1274820), (183, 849880), (244, 637410), (305, 509928), (366, 424940), (488, 318705), (610, 254964), (732, 212470), (915, 169976), (1220, 127482), (1464, 106235), (1830, 84988), (2440, 63741), (3660, 42494), (7320, 21247)]