28926180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:195

約数の個数: 192

約数和(自身を含む): 100154880

約数和(自身を除く): 71228700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 27, 30, 34, 36, 45, 46, 51, 54, 60, 68, 69, 85, 90, 92, 102, 108, 115, 135, 137, 138, 153, 170, 180, 204, 207, 230, 255, 270, 274, 276, 306, 340, 345, 391, 411, 414, 459, 460, 510, 540, 548, 612, 621, 685, 690, 765, 782, 822, 828, 918, 1020, 1035, 1173, 1233, 1242, 1370, 1380, 1530, 1564, 1644, 1836, 1955, 2055, 2070, 2295, 2329, 2346, 2466, 2484, 2740, 3060, 3105, 3151, 3519, 3699, 3910, 4110, 4140, 4590, 4658, 4692, 4932, 5865, 6165, 6210, 6302, 6987, 7038, 7398, 7820, 8220, 9180, 9316, 9453, 10557, 11645, 11730, 12330, 12420, 12604, 13974, 14076, 14796, 15755, 17595, 18495, 18906, 20961, 21114, 23290, 23460, 24660, 27948, 28359, 31510, 34935, 35190, 36990, 37812, 41922, 42228, 46580, 47265, 52785, 53567, 56718, 62883, 63020, 69870, 70380, 73980, 83844, 85077, 94530, 104805, 105570, 107134, 113436, 125766, 139740, 141795, 160701, 170154, 189060, 209610, 211140, 214268, 251532, 267835, 283590, 314415, 321402, 340308, 419220, 425385, 482103, 535670, 567180, 628830, 642804, 803505, 850770, 964206, 1071340, 1257660, 1446309, 1607010, 1701540, 1928412, 2410515, 2892618, 3214020, 4821030, 5785236, 7231545, 9642060, 14463090, 28926180]

約数ペア:

[(1, 28926180), (2, 14463090), (3, 9642060), (4, 7231545), (5, 5785236), (6, 4821030), (9, 3214020), (10, 2892618), (12, 2410515), (15, 1928412), (17, 1701540), (18, 1607010), (20, 1446309), (23, 1257660), (27, 1071340), (30, 964206), (34, 850770), (36, 803505), (45, 642804), (46, 628830), (51, 567180), (54, 535670), (60, 482103), (68, 425385), (69, 419220), (85, 340308), (90, 321402), (92, 314415), (102, 283590), (108, 267835), (115, 251532), (135, 214268), (137, 211140), (138, 209610), (153, 189060), (170, 170154), (180, 160701), (204, 141795), (207, 139740), (230, 125766), (255, 113436), (270, 107134), (274, 105570), (276, 104805), (306, 94530), (340, 85077), (345, 83844), (391, 73980), (411, 70380), (414, 69870), (459, 63020), (460, 62883), (510, 56718), (540, 53567), (548, 52785), (612, 47265), (621, 46580), (685, 42228), (690, 41922), (765, 37812), (782, 36990), (822, 35190), (828, 34935), (918, 31510), (1020, 28359), (1035, 27948), (1173, 24660), (1233, 23460), (1242, 23290), (1370, 21114), (1380, 20961), (1530, 18906), (1564, 18495), (1644, 17595), (1836, 15755), (1955, 14796), (2055, 14076), (2070, 13974), (2295, 12604), (2329, 12420), (2346, 12330), (2466, 11730), (2484, 11645), (2740, 10557), (3060, 9453), (3105, 9316), (3151, 9180), (3519, 8220), (3699, 7820), (3910, 7398), (4110, 7038), (4140, 6987), (4590, 6302), (4658, 6210), (4692, 6165), (4932, 5865)]