16111320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 51425280

約数和(自身を除く): 35313960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 61, 62, 71, 93, 120, 122, 124, 142, 155, 183, 186, 213, 244, 248, 284, 305, 310, 355, 366, 372, 426, 465, 488, 568, 610, 620, 710, 732, 744, 852, 915, 930, 1065, 1220, 1240, 1420, 1464, 1704, 1830, 1860, 1891, 2130, 2201, 2440, 2840, 3660, 3720, 3782, 4260, 4331, 4402, 5673, 6603, 7320, 7564, 8520, 8662, 8804, 9455, 11005, 11346, 12993, 13206, 15128, 17324, 17608, 18910, 21655, 22010, 22692, 25986, 26412, 28365, 33015, 34648, 37820, 43310, 44020, 45384, 51972, 52824, 56730, 64965, 66030, 75640, 86620, 88040, 103944, 113460, 129930, 132060, 134261, 173240, 226920, 259860, 264120, 268522, 402783, 519720, 537044, 671305, 805566, 1074088, 1342610, 1611132, 2013915, 2685220, 3222264, 4027830, 5370440, 8055660, 16111320]

約数ペア:

[(1, 16111320), (2, 8055660), (3, 5370440), (4, 4027830), (5, 3222264), (6, 2685220), (8, 2013915), (10, 1611132), (12, 1342610), (15, 1074088), (20, 805566), (24, 671305), (30, 537044), (31, 519720), (40, 402783), (60, 268522), (61, 264120), (62, 259860), (71, 226920), (93, 173240), (120, 134261), (122, 132060), (124, 129930), (142, 113460), (155, 103944), (183, 88040), (186, 86620), (213, 75640), (244, 66030), (248, 64965), (284, 56730), (305, 52824), (310, 51972), (355, 45384), (366, 44020), (372, 43310), (426, 37820), (465, 34648), (488, 33015), (568, 28365), (610, 26412), (620, 25986), (710, 22692), (732, 22010), (744, 21655), (852, 18910), (915, 17608), (930, 17324), (1065, 15128), (1220, 13206), (1240, 12993), (1420, 11346), (1464, 11005), (1704, 9455), (1830, 8804), (1860, 8662), (1891, 8520), (2130, 7564), (2201, 7320), (2440, 6603), (2840, 5673), (3660, 4402), (3720, 4331), (3782, 4260)]