16536780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 55770624

約数和(自身を除く): 39233844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 37, 39, 45, 52, 60, 65, 74, 78, 90, 111, 117, 130, 148, 156, 180, 185, 191, 195, 222, 234, 260, 333, 370, 382, 390, 444, 468, 481, 555, 573, 585, 666, 740, 764, 780, 955, 962, 1110, 1146, 1170, 1332, 1443, 1665, 1719, 1910, 1924, 2220, 2292, 2340, 2405, 2483, 2865, 2886, 3330, 3438, 3820, 4329, 4810, 4966, 5730, 5772, 6660, 6876, 7067, 7215, 7449, 8595, 8658, 9620, 9932, 11460, 12415, 14134, 14430, 14898, 17190, 17316, 21201, 21645, 22347, 24830, 28268, 28860, 29796, 34380, 35335, 37245, 42402, 43290, 44694, 49660, 63603, 70670, 74490, 84804, 86580, 89388, 91871, 106005, 111735, 127206, 141340, 148980, 183742, 212010, 223470, 254412, 275613, 318015, 367484, 424020, 446940, 459355, 551226, 636030, 826839, 918710, 1102452, 1272060, 1378065, 1653678, 1837420, 2756130, 3307356, 4134195, 5512260, 8268390, 16536780]

約数ペア:

[(1, 16536780), (2, 8268390), (3, 5512260), (4, 4134195), (5, 3307356), (6, 2756130), (9, 1837420), (10, 1653678), (12, 1378065), (13, 1272060), (15, 1102452), (18, 918710), (20, 826839), (26, 636030), (30, 551226), (36, 459355), (37, 446940), (39, 424020), (45, 367484), (52, 318015), (60, 275613), (65, 254412), (74, 223470), (78, 212010), (90, 183742), (111, 148980), (117, 141340), (130, 127206), (148, 111735), (156, 106005), (180, 91871), (185, 89388), (191, 86580), (195, 84804), (222, 74490), (234, 70670), (260, 63603), (333, 49660), (370, 44694), (382, 43290), (390, 42402), (444, 37245), (468, 35335), (481, 34380), (555, 29796), (573, 28860), (585, 28268), (666, 24830), (740, 22347), (764, 21645), (780, 21201), (955, 17316), (962, 17190), (1110, 14898), (1146, 14430), (1170, 14134), (1332, 12415), (1443, 11460), (1665, 9932), (1719, 9620), (1910, 8658), (1924, 8595), (2220, 7449), (2292, 7215), (2340, 7067), (2405, 6876), (2483, 6660), (2865, 5772), (2886, 5730), (3330, 4966), (3438, 4810), (3820, 4329)]