15544020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 45997056

約数和(自身を除く): 30453036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 61, 62, 93, 122, 124, 137, 155, 183, 186, 244, 274, 305, 310, 366, 372, 411, 465, 548, 610, 620, 685, 732, 822, 915, 930, 1220, 1370, 1644, 1830, 1860, 1891, 2055, 2740, 3660, 3782, 4110, 4247, 5673, 7564, 8220, 8357, 8494, 9455, 11346, 12741, 16714, 16988, 18910, 21235, 22692, 25071, 25482, 28365, 33428, 37820, 41785, 42470, 50142, 50964, 56730, 63705, 83570, 84940, 100284, 113460, 125355, 127410, 167140, 250710, 254820, 259067, 501420, 518134, 777201, 1036268, 1295335, 1554402, 2590670, 3108804, 3886005, 5181340, 7772010, 15544020]

約数ペア:

[(1, 15544020), (2, 7772010), (3, 5181340), (4, 3886005), (5, 3108804), (6, 2590670), (10, 1554402), (12, 1295335), (15, 1036268), (20, 777201), (30, 518134), (31, 501420), (60, 259067), (61, 254820), (62, 250710), (93, 167140), (122, 127410), (124, 125355), (137, 113460), (155, 100284), (183, 84940), (186, 83570), (244, 63705), (274, 56730), (305, 50964), (310, 50142), (366, 42470), (372, 41785), (411, 37820), (465, 33428), (548, 28365), (610, 25482), (620, 25071), (685, 22692), (732, 21235), (822, 18910), (915, 16988), (930, 16714), (1220, 12741), (1370, 11346), (1644, 9455), (1830, 8494), (1860, 8357), (1891, 8220), (2055, 7564), (2740, 5673), (3660, 4247), (3782, 4110)]