31013010

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:353

約数の個数: 128

約数和(自身を含む): 96422400

約数和(自身を除く): 65409390

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 61, 63, 70, 90, 105, 122, 126, 135, 183, 189, 210, 269, 270, 305, 315, 366, 378, 427, 538, 549, 610, 630, 807, 854, 915, 945, 1098, 1281, 1345, 1614, 1647, 1830, 1883, 1890, 2135, 2421, 2562, 2690, 2745, 3294, 3766, 3843, 4035, 4270, 4842, 5490, 5649, 6405, 7263, 7686, 8070, 8235, 9415, 11298, 11529, 12105, 12810, 14526, 16409, 16470, 16947, 18830, 19215, 23058, 24210, 28245, 32818, 33894, 36315, 38430, 49227, 50841, 56490, 57645, 72630, 82045, 84735, 98454, 101682, 114863, 115290, 147681, 164090, 169470, 229726, 246135, 254205, 295362, 344589, 443043, 492270, 508410, 574315, 689178, 738405, 886086, 1033767, 1148630, 1476810, 1722945, 2067534, 2215215, 3101301, 3445890, 4430430, 5168835, 6202602, 10337670, 15506505, 31013010]

約数ペア:

[(1, 31013010), (2, 15506505), (3, 10337670), (5, 6202602), (6, 5168835), (7, 4430430), (9, 3445890), (10, 3101301), (14, 2215215), (15, 2067534), (18, 1722945), (21, 1476810), (27, 1148630), (30, 1033767), (35, 886086), (42, 738405), (45, 689178), (54, 574315), (61, 508410), (63, 492270), (70, 443043), (90, 344589), (105, 295362), (122, 254205), (126, 246135), (135, 229726), (183, 169470), (189, 164090), (210, 147681), (269, 115290), (270, 114863), (305, 101682), (315, 98454), (366, 84735), (378, 82045), (427, 72630), (538, 57645), (549, 56490), (610, 50841), (630, 49227), (807, 38430), (854, 36315), (915, 33894), (945, 32818), (1098, 28245), (1281, 24210), (1345, 23058), (1614, 19215), (1647, 18830), (1830, 16947), (1883, 16470), (1890, 16409), (2135, 14526), (2421, 12810), (2562, 12105), (2690, 11529), (2745, 11298), (3294, 9415), (3766, 8235), (3843, 8070), (4035, 7686), (4270, 7263), (4842, 6405), (5490, 5649)]