390397860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2$

素因数の和:144

約数の個数: 288

約数和(自身を含む): 1373863680

約数和(自身を除く): 983465820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 27, 30, 34, 36, 43, 45, 46, 51, 54, 60, 68, 69, 85, 86, 90, 92, 102, 108, 115, 129, 135, 138, 153, 170, 172, 180, 204, 207, 215, 230, 255, 258, 270, 276, 306, 340, 345, 387, 391, 414, 430, 459, 460, 510, 516, 540, 612, 621, 645, 690, 731, 765, 774, 782, 828, 860, 918, 989, 1020, 1035, 1161, 1173, 1242, 1290, 1380, 1462, 1530, 1548, 1564, 1836, 1849, 1935, 1955, 1978, 2070, 2193, 2295, 2322, 2346, 2484, 2580, 2924, 2967, 3060, 3105, 3519, 3655, 3698, 3870, 3910, 3956, 4140, 4386, 4590, 4644, 4692, 4945, 5547, 5805, 5865, 5934, 6210, 6579, 7038, 7310, 7396, 7740, 7820, 8772, 8901, 9180, 9245, 9890, 10557, 10965, 11094, 11610, 11730, 11868, 12420, 13158, 14076, 14620, 14835, 16641, 16813, 17595, 17802, 18490, 19737, 19780, 21114, 21930, 22188, 23220, 23460, 26316, 26703, 27735, 29670, 31433, 32895, 33282, 33626, 35190, 35604, 36980, 39474, 42228, 42527, 43860, 44505, 49923, 50439, 52785, 53406, 55470, 59340, 62866, 65790, 66564, 67252, 70380, 78948, 83205, 84065, 85054, 89010, 94299, 98685, 99846, 100878, 105570, 106812, 110940, 125732, 127581, 131580, 133515, 151317, 157165, 166410, 168130, 170108, 178020, 188598, 197370, 199692, 201756, 211140, 212635, 249615, 252195, 255162, 267030, 282897, 302634, 314330, 332820, 336260, 377196, 382743, 394740, 425270, 453951, 471495, 499230, 504390, 510324, 534060, 565794, 605268, 628660, 637905, 722959, 756585, 765486, 848691, 850540, 907902, 942990, 998460, 1008780, 1131588, 1148229, 1275810, 1414485, 1445918, 1513170, 1530972, 1697382, 1815804, 1885980, 1913715, 2168877, 2269755, 2296458, 2551620, 2828970, 2891836, 3026340, 3394764, 3614795, 3827430, 4243455, 4337754, 4539510, 4592916, 5657940, 5741145, 6506631, 7229590, 7654860, 8486910, 8675508, 9079020, 10844385, 11482290, 13013262, 14459180, 16973820, 19519893, 21688770, 22964580, 26026524, 32533155, 39039786, 43377540, 65066310, 78079572, 97599465, 130132620, 195198930, 390397860]

約数ペア:

[(1, 390397860), (2, 195198930), (3, 130132620), (4, 97599465), (5, 78079572), (6, 65066310), (9, 43377540), (10, 39039786), (12, 32533155), (15, 26026524), (17, 22964580), (18, 21688770), (20, 19519893), (23, 16973820), (27, 14459180), (30, 13013262), (34, 11482290), (36, 10844385), (43, 9079020), (45, 8675508), (46, 8486910), (51, 7654860), (54, 7229590), (60, 6506631), (68, 5741145), (69, 5657940), (85, 4592916), (86, 4539510), (90, 4337754), (92, 4243455), (102, 3827430), (108, 3614795), (115, 3394764), (129, 3026340), (135, 2891836), (138, 2828970), (153, 2551620), (170, 2296458), (172, 2269755), (180, 2168877), (204, 1913715), (207, 1885980), (215, 1815804), (230, 1697382), (255, 1530972), (258, 1513170), (270, 1445918), (276, 1414485), (306, 1275810), (340, 1148229), (345, 1131588), (387, 1008780), (391, 998460), (414, 942990), (430, 907902), (459, 850540), (460, 848691), (510, 765486), (516, 756585), (540, 722959), (612, 637905), (621, 628660), (645, 605268), (690, 565794), (731, 534060), (765, 510324), (774, 504390), (782, 499230), (828, 471495), (860, 453951), (918, 425270), (989, 394740), (1020, 382743), (1035, 377196), (1161, 336260), (1173, 332820), (1242, 314330), (1290, 302634), (1380, 282897), (1462, 267030), (1530, 255162), (1548, 252195), (1564, 249615), (1836, 212635), (1849, 211140), (1935, 201756), (1955, 199692), (1978, 197370), (2070, 188598), (2193, 178020), (2295, 170108), (2322, 168130), (2346, 166410), (2484, 157165), (2580, 151317), (2924, 133515), (2967, 131580), (3060, 127581), (3105, 125732), (3519, 110940), (3655, 106812), (3698, 105570), (3870, 100878), (3910, 99846), (3956, 98685), (4140, 94299), (4386, 89010), (4590, 85054), (4644, 84065), (4692, 83205), (4945, 78948), (5547, 70380), (5805, 67252), (5865, 66564), (5934, 65790), (6210, 62866), (6579, 59340), (7038, 55470), (7310, 53406), (7396, 52785), (7740, 50439), (7820, 49923), (8772, 44505), (8901, 43860), (9180, 42527), (9245, 42228), (9890, 39474), (10557, 36980), (10965, 35604), (11094, 35190), (11610, 33626), (11730, 33282), (11868, 32895), (12420, 31433), (13158, 29670), (14076, 27735), (14620, 26703), (14835, 26316), (16641, 23460), (16813, 23220), (17595, 22188), (17802, 21930), (18490, 21114), (19737, 19780)]