217768980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1493}}^1$

素因数の和:1546

約数の個数: 192

約数和(自身を含む): 758999808

約数和(自身を除く): 541230828

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 17, 20, 22, 26, 30, 33, 34, 39, 44, 51, 52, 55, 60, 65, 66, 68, 78, 85, 102, 110, 130, 132, 143, 156, 165, 170, 187, 195, 204, 220, 221, 255, 260, 286, 330, 340, 374, 390, 429, 442, 510, 561, 572, 660, 663, 715, 748, 780, 858, 884, 935, 1020, 1105, 1122, 1326, 1430, 1493, 1716, 1870, 2145, 2210, 2244, 2431, 2652, 2805, 2860, 2986, 3315, 3740, 4290, 4420, 4479, 4862, 5610, 5972, 6630, 7293, 7465, 8580, 8958, 9724, 11220, 12155, 13260, 14586, 14930, 16423, 17916, 19409, 22395, 24310, 25381, 29172, 29860, 32846, 36465, 38818, 44790, 48620, 49269, 50762, 58227, 65692, 72930, 76143, 77636, 82115, 89580, 97045, 98538, 101524, 116454, 126905, 145860, 152286, 164230, 194090, 197076, 213499, 232908, 246345, 253810, 279191, 291135, 304572, 328460, 329953, 380715, 388180, 426998, 492690, 507620, 558382, 582270, 640497, 659906, 761430, 837573, 853996, 985380, 989859, 1067495, 1116764, 1164540, 1280994, 1319812, 1395955, 1522860, 1649765, 1675146, 1979718, 2134990, 2561988, 2791910, 3202485, 3299530, 3350292, 3629483, 3959436, 4187865, 4269980, 4949295, 5583820, 6404970, 6599060, 7258966, 8375730, 9898590, 10888449, 12809940, 14517932, 16751460, 18147415, 19797180, 21776898, 36294830, 43553796, 54442245, 72589660, 108884490, 217768980]

約数ペア:

[(1, 217768980), (2, 108884490), (3, 72589660), (4, 54442245), (5, 43553796), (6, 36294830), (10, 21776898), (11, 19797180), (12, 18147415), (13, 16751460), (15, 14517932), (17, 12809940), (20, 10888449), (22, 9898590), (26, 8375730), (30, 7258966), (33, 6599060), (34, 6404970), (39, 5583820), (44, 4949295), (51, 4269980), (52, 4187865), (55, 3959436), (60, 3629483), (65, 3350292), (66, 3299530), (68, 3202485), (78, 2791910), (85, 2561988), (102, 2134990), (110, 1979718), (130, 1675146), (132, 1649765), (143, 1522860), (156, 1395955), (165, 1319812), (170, 1280994), (187, 1164540), (195, 1116764), (204, 1067495), (220, 989859), (221, 985380), (255, 853996), (260, 837573), (286, 761430), (330, 659906), (340, 640497), (374, 582270), (390, 558382), (429, 507620), (442, 492690), (510, 426998), (561, 388180), (572, 380715), (660, 329953), (663, 328460), (715, 304572), (748, 291135), (780, 279191), (858, 253810), (884, 246345), (935, 232908), (1020, 213499), (1105, 197076), (1122, 194090), (1326, 164230), (1430, 152286), (1493, 145860), (1716, 126905), (1870, 116454), (2145, 101524), (2210, 98538), (2244, 97045), (2431, 89580), (2652, 82115), (2805, 77636), (2860, 76143), (2986, 72930), (3315, 65692), (3740, 58227), (4290, 50762), (4420, 49269), (4479, 48620), (4862, 44790), (5610, 38818), (5972, 36465), (6630, 32846), (7293, 29860), (7465, 29172), (8580, 25381), (8958, 24310), (9724, 22395), (11220, 19409), (12155, 17916), (13260, 16423), (14586, 14930)]