228157080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:585

約数の個数: 128

約数和(自身を含む): 707097600

約数和(自身を除く): 478940520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 71, 120, 122, 142, 183, 213, 244, 284, 305, 355, 366, 426, 439, 488, 568, 610, 710, 732, 852, 878, 915, 1065, 1220, 1317, 1420, 1464, 1704, 1756, 1830, 2130, 2195, 2440, 2634, 2840, 3512, 3660, 4260, 4331, 4390, 5268, 6585, 7320, 8520, 8662, 8780, 10536, 12993, 13170, 17324, 17560, 21655, 25986, 26340, 26779, 31169, 34648, 43310, 51972, 52680, 53558, 62338, 64965, 80337, 86620, 93507, 103944, 107116, 124676, 129930, 133895, 155845, 160674, 173240, 187014, 214232, 249352, 259860, 267790, 311690, 321348, 374028, 401685, 467535, 519720, 535580, 623380, 642696, 748056, 803370, 935070, 1071160, 1246760, 1606740, 1870140, 1901309, 3213480, 3740280, 3802618, 5703927, 7605236, 9506545, 11407854, 15210472, 19013090, 22815708, 28519635, 38026180, 45631416, 57039270, 76052360, 114078540, 228157080]

約数ペア:

[(1, 228157080), (2, 114078540), (3, 76052360), (4, 57039270), (5, 45631416), (6, 38026180), (8, 28519635), (10, 22815708), (12, 19013090), (15, 15210472), (20, 11407854), (24, 9506545), (30, 7605236), (40, 5703927), (60, 3802618), (61, 3740280), (71, 3213480), (120, 1901309), (122, 1870140), (142, 1606740), (183, 1246760), (213, 1071160), (244, 935070), (284, 803370), (305, 748056), (355, 642696), (366, 623380), (426, 535580), (439, 519720), (488, 467535), (568, 401685), (610, 374028), (710, 321348), (732, 311690), (852, 267790), (878, 259860), (915, 249352), (1065, 214232), (1220, 187014), (1317, 173240), (1420, 160674), (1464, 155845), (1704, 133895), (1756, 129930), (1830, 124676), (2130, 107116), (2195, 103944), (2440, 93507), (2634, 86620), (2840, 80337), (3512, 64965), (3660, 62338), (4260, 53558), (4331, 52680), (4390, 51972), (5268, 43310), (6585, 34648), (7320, 31169), (8520, 26779), (8662, 26340), (8780, 25986), (10536, 21655), (12993, 17560), (13170, 17324)]