72187440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1361}}^1$

素因数の和:1407

約数の個数: 160

約数和(自身を含む): 255358656

約数和(自身を除く): 183171216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 208, 221, 240, 255, 260, 272, 312, 340, 390, 408, 442, 510, 520, 624, 663, 680, 780, 816, 884, 1020, 1040, 1105, 1326, 1360, 1361, 1560, 1768, 2040, 2210, 2652, 2722, 3120, 3315, 3536, 4080, 4083, 4420, 5304, 5444, 6630, 6805, 8166, 8840, 10608, 10888, 13260, 13610, 16332, 17680, 17693, 20415, 21776, 23137, 26520, 27220, 32664, 35386, 40830, 46274, 53040, 53079, 54440, 65328, 69411, 70772, 81660, 88465, 92548, 106158, 108880, 115685, 138822, 141544, 163320, 176930, 185096, 212316, 231370, 265395, 277644, 283088, 300781, 326640, 347055, 353860, 370192, 424632, 462740, 530790, 555288, 601562, 694110, 707720, 849264, 902343, 925480, 1061580, 1110576, 1203124, 1388220, 1415440, 1503905, 1804686, 1850960, 2123160, 2406248, 2776440, 3007810, 3609372, 4246320, 4511715, 4812496, 5552880, 6015620, 7218744, 9023430, 12031240, 14437488, 18046860, 24062480, 36093720, 72187440]

約数ペア:

[(1, 72187440), (2, 36093720), (3, 24062480), (4, 18046860), (5, 14437488), (6, 12031240), (8, 9023430), (10, 7218744), (12, 6015620), (13, 5552880), (15, 4812496), (16, 4511715), (17, 4246320), (20, 3609372), (24, 3007810), (26, 2776440), (30, 2406248), (34, 2123160), (39, 1850960), (40, 1804686), (48, 1503905), (51, 1415440), (52, 1388220), (60, 1203124), (65, 1110576), (68, 1061580), (78, 925480), (80, 902343), (85, 849264), (102, 707720), (104, 694110), (120, 601562), (130, 555288), (136, 530790), (156, 462740), (170, 424632), (195, 370192), (204, 353860), (208, 347055), (221, 326640), (240, 300781), (255, 283088), (260, 277644), (272, 265395), (312, 231370), (340, 212316), (390, 185096), (408, 176930), (442, 163320), (510, 141544), (520, 138822), (624, 115685), (663, 108880), (680, 106158), (780, 92548), (816, 88465), (884, 81660), (1020, 70772), (1040, 69411), (1105, 65328), (1326, 54440), (1360, 53079), (1361, 53040), (1560, 46274), (1768, 40830), (2040, 35386), (2210, 32664), (2652, 27220), (2722, 26520), (3120, 23137), (3315, 21776), (3536, 20415), (4080, 17693), (4083, 17680), (4420, 16332), (5304, 13610), (5444, 13260), (6630, 10888), (6805, 10608), (8166, 8840)]