87820980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:258

約数の個数: 192

約数和(自身を含む): 289578240

約数和(自身を除く): 201757260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 37, 39, 51, 52, 60, 65, 68, 74, 78, 85, 102, 111, 130, 148, 156, 170, 179, 185, 195, 204, 221, 222, 255, 260, 340, 358, 370, 390, 442, 444, 481, 510, 537, 555, 629, 663, 716, 740, 780, 884, 895, 962, 1020, 1074, 1105, 1110, 1258, 1326, 1443, 1790, 1887, 1924, 2148, 2210, 2220, 2327, 2405, 2516, 2652, 2685, 2886, 3043, 3145, 3315, 3580, 3774, 4420, 4654, 4810, 5370, 5772, 6086, 6290, 6623, 6630, 6981, 7215, 7548, 8177, 9129, 9308, 9435, 9620, 10740, 11635, 12172, 12580, 13246, 13260, 13962, 14430, 15215, 16354, 18258, 18870, 19869, 23270, 24531, 26492, 27924, 28860, 30430, 32708, 33115, 34905, 36516, 37740, 39559, 39738, 40885, 45645, 46540, 49062, 60860, 66230, 69810, 79118, 79476, 81770, 86099, 91290, 98124, 99345, 112591, 118677, 122655, 132460, 139620, 158236, 163540, 172198, 182580, 197795, 198690, 225182, 237354, 245310, 258297, 337773, 344396, 395590, 397380, 430495, 450364, 474708, 490620, 516594, 562955, 593385, 675546, 791180, 860990, 1033188, 1125910, 1186770, 1291485, 1351092, 1463683, 1688865, 1721980, 2251820, 2373540, 2582970, 2927366, 3377730, 4391049, 5165940, 5854732, 6755460, 7318415, 8782098, 14636830, 17564196, 21955245, 29273660, 43910490, 87820980]

約数ペア:

[(1, 87820980), (2, 43910490), (3, 29273660), (4, 21955245), (5, 17564196), (6, 14636830), (10, 8782098), (12, 7318415), (13, 6755460), (15, 5854732), (17, 5165940), (20, 4391049), (26, 3377730), (30, 2927366), (34, 2582970), (37, 2373540), (39, 2251820), (51, 1721980), (52, 1688865), (60, 1463683), (65, 1351092), (68, 1291485), (74, 1186770), (78, 1125910), (85, 1033188), (102, 860990), (111, 791180), (130, 675546), (148, 593385), (156, 562955), (170, 516594), (179, 490620), (185, 474708), (195, 450364), (204, 430495), (221, 397380), (222, 395590), (255, 344396), (260, 337773), (340, 258297), (358, 245310), (370, 237354), (390, 225182), (442, 198690), (444, 197795), (481, 182580), (510, 172198), (537, 163540), (555, 158236), (629, 139620), (663, 132460), (716, 122655), (740, 118677), (780, 112591), (884, 99345), (895, 98124), (962, 91290), (1020, 86099), (1074, 81770), (1105, 79476), (1110, 79118), (1258, 69810), (1326, 66230), (1443, 60860), (1790, 49062), (1887, 46540), (1924, 45645), (2148, 40885), (2210, 39738), (2220, 39559), (2327, 37740), (2405, 36516), (2516, 34905), (2652, 33115), (2685, 32708), (2886, 30430), (3043, 28860), (3145, 27924), (3315, 26492), (3580, 24531), (3774, 23270), (4420, 19869), (4654, 18870), (4810, 18258), (5370, 16354), (5772, 15215), (6086, 14430), (6290, 13962), (6623, 13260), (6630, 13246), (6981, 12580), (7215, 12172), (7548, 11635), (8177, 10740), (9129, 9620), (9308, 9435)]