16981380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:131

約数の個数: 192

約数和(自身を含む): 59270400

約数和(自身を除く): 42289020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 41, 45, 52, 54, 59, 60, 65, 78, 82, 90, 108, 117, 118, 123, 130, 135, 156, 164, 177, 180, 195, 205, 234, 236, 246, 260, 270, 295, 351, 354, 369, 390, 410, 468, 492, 531, 533, 540, 585, 590, 615, 702, 708, 738, 767, 780, 820, 885, 1062, 1066, 1107, 1170, 1180, 1230, 1404, 1476, 1534, 1593, 1599, 1755, 1770, 1845, 2124, 2132, 2214, 2301, 2340, 2419, 2460, 2655, 2665, 3068, 3186, 3198, 3510, 3540, 3690, 3835, 4428, 4602, 4797, 4838, 5310, 5330, 5535, 6372, 6396, 6903, 7020, 7257, 7380, 7670, 7965, 7995, 9204, 9594, 9676, 10620, 10660, 11070, 11505, 12095, 13806, 14391, 14514, 15340, 15930, 15990, 19188, 20709, 21771, 22140, 23010, 23985, 24190, 27612, 28782, 29028, 31447, 31860, 31980, 34515, 36285, 41418, 43542, 46020, 47970, 48380, 57564, 62894, 65313, 69030, 71955, 72570, 82836, 87084, 94341, 95940, 103545, 108855, 125788, 130626, 138060, 143910, 145140, 157235, 188682, 207090, 217710, 261252, 283023, 287820, 314470, 326565, 377364, 414180, 435420, 471705, 566046, 628940, 653130, 849069, 943410, 1132092, 1306260, 1415115, 1698138, 1886820, 2830230, 3396276, 4245345, 5660460, 8490690, 16981380]

約数ペア:

[(1, 16981380), (2, 8490690), (3, 5660460), (4, 4245345), (5, 3396276), (6, 2830230), (9, 1886820), (10, 1698138), (12, 1415115), (13, 1306260), (15, 1132092), (18, 943410), (20, 849069), (26, 653130), (27, 628940), (30, 566046), (36, 471705), (39, 435420), (41, 414180), (45, 377364), (52, 326565), (54, 314470), (59, 287820), (60, 283023), (65, 261252), (78, 217710), (82, 207090), (90, 188682), (108, 157235), (117, 145140), (118, 143910), (123, 138060), (130, 130626), (135, 125788), (156, 108855), (164, 103545), (177, 95940), (180, 94341), (195, 87084), (205, 82836), (234, 72570), (236, 71955), (246, 69030), (260, 65313), (270, 62894), (295, 57564), (351, 48380), (354, 47970), (369, 46020), (390, 43542), (410, 41418), (468, 36285), (492, 34515), (531, 31980), (533, 31860), (540, 31447), (585, 29028), (590, 28782), (615, 27612), (702, 24190), (708, 23985), (738, 23010), (767, 22140), (780, 21771), (820, 20709), (885, 19188), (1062, 15990), (1066, 15930), (1107, 15340), (1170, 14514), (1180, 14391), (1230, 13806), (1404, 12095), (1476, 11505), (1534, 11070), (1593, 10660), (1599, 10620), (1755, 9676), (1770, 9594), (1845, 9204), (2124, 7995), (2132, 7965), (2214, 7670), (2301, 7380), (2340, 7257), (2419, 7020), (2460, 6903), (2655, 6396), (2665, 6372), (3068, 5535), (3186, 5330), (3198, 5310), (3510, 4838), (3540, 4797), (3690, 4602), (3835, 4428)]