220879620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:231

約数の個数: 216

約数和(自身を含む): 744588936

約数和(自身を除く): 523709316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 53, 60, 65, 78, 90, 106, 117, 130, 137, 156, 159, 169, 180, 195, 212, 234, 260, 265, 274, 318, 338, 390, 411, 468, 477, 507, 530, 548, 585, 636, 676, 685, 689, 780, 795, 822, 845, 954, 1014, 1060, 1170, 1233, 1370, 1378, 1521, 1590, 1644, 1690, 1781, 1908, 2028, 2055, 2067, 2340, 2385, 2466, 2535, 2740, 2756, 3042, 3180, 3380, 3445, 3562, 4110, 4134, 4770, 4932, 5070, 5343, 6084, 6165, 6201, 6890, 7124, 7261, 7605, 8220, 8268, 8905, 8957, 9540, 10140, 10335, 10686, 12330, 12402, 13780, 14522, 15210, 16029, 17810, 17914, 20670, 21372, 21783, 23153, 24660, 24804, 26715, 26871, 29044, 30420, 31005, 32058, 35620, 35828, 36305, 41340, 43566, 44785, 46306, 53430, 53742, 62010, 64116, 65349, 69459, 72610, 80145, 80613, 87132, 89570, 92612, 94393, 106860, 107484, 108915, 115765, 124020, 130698, 134355, 138918, 145220, 160290, 161226, 179140, 188786, 208377, 217830, 231530, 261396, 268710, 277836, 283179, 320580, 322452, 326745, 347295, 377572, 403065, 416754, 435660, 463060, 471965, 537420, 566358, 653490, 694590, 806130, 833508, 849537, 943930, 1041885, 1132716, 1227109, 1306980, 1389180, 1415895, 1612260, 1699074, 1887860, 2083770, 2454218, 2831790, 3398148, 3681327, 4167540, 4247685, 4908436, 5663580, 6135545, 7362654, 8495370, 11043981, 12271090, 14725308, 16990740, 18406635, 22087962, 24542180, 36813270, 44175924, 55219905, 73626540, 110439810, 220879620]

約数ペア:

[(1, 220879620), (2, 110439810), (3, 73626540), (4, 55219905), (5, 44175924), (6, 36813270), (9, 24542180), (10, 22087962), (12, 18406635), (13, 16990740), (15, 14725308), (18, 12271090), (20, 11043981), (26, 8495370), (30, 7362654), (36, 6135545), (39, 5663580), (45, 4908436), (52, 4247685), (53, 4167540), (60, 3681327), (65, 3398148), (78, 2831790), (90, 2454218), (106, 2083770), (117, 1887860), (130, 1699074), (137, 1612260), (156, 1415895), (159, 1389180), (169, 1306980), (180, 1227109), (195, 1132716), (212, 1041885), (234, 943930), (260, 849537), (265, 833508), (274, 806130), (318, 694590), (338, 653490), (390, 566358), (411, 537420), (468, 471965), (477, 463060), (507, 435660), (530, 416754), (548, 403065), (585, 377572), (636, 347295), (676, 326745), (685, 322452), (689, 320580), (780, 283179), (795, 277836), (822, 268710), (845, 261396), (954, 231530), (1014, 217830), (1060, 208377), (1170, 188786), (1233, 179140), (1370, 161226), (1378, 160290), (1521, 145220), (1590, 138918), (1644, 134355), (1690, 130698), (1781, 124020), (1908, 115765), (2028, 108915), (2055, 107484), (2067, 106860), (2340, 94393), (2385, 92612), (2466, 89570), (2535, 87132), (2740, 80613), (2756, 80145), (3042, 72610), (3180, 69459), (3380, 65349), (3445, 64116), (3562, 62010), (4110, 53742), (4134, 53430), (4770, 46306), (4932, 44785), (5070, 43566), (5343, 41340), (6084, 36305), (6165, 35828), (6201, 35620), (6890, 32058), (7124, 31005), (7261, 30420), (7605, 29044), (8220, 26871), (8268, 26715), (8905, 24804), (8957, 24660), (9540, 23153), (10140, 21783), (10335, 21372), (10686, 20670), (12330, 17914), (12402, 17810), (13780, 16029), (14522, 15210)]