71706720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:189

約数の個数: 192

約数和(自身を含む): 239984640

約数和(自身を除く): 168277920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 61, 62, 79, 80, 93, 96, 120, 122, 124, 155, 158, 160, 183, 186, 237, 240, 244, 248, 305, 310, 316, 366, 372, 395, 465, 474, 480, 488, 496, 610, 620, 632, 732, 744, 790, 915, 930, 948, 976, 992, 1185, 1220, 1240, 1264, 1464, 1488, 1580, 1830, 1860, 1891, 1896, 1952, 2370, 2440, 2449, 2480, 2528, 2928, 2976, 3160, 3660, 3720, 3782, 3792, 4740, 4819, 4880, 4898, 4960, 5673, 5856, 6320, 7320, 7347, 7440, 7564, 7584, 9455, 9480, 9638, 9760, 9796, 11346, 12245, 12640, 14457, 14640, 14694, 14880, 15128, 18910, 18960, 19276, 19592, 22692, 24095, 24490, 28365, 28914, 29280, 29388, 30256, 36735, 37820, 37920, 38552, 39184, 45384, 48190, 48980, 56730, 57828, 58776, 60512, 72285, 73470, 75640, 77104, 78368, 90768, 96380, 97960, 113460, 115656, 117552, 144570, 146940, 149389, 151280, 154208, 181536, 192760, 195920, 226920, 231312, 235104, 289140, 293880, 298778, 302560, 385520, 391840, 448167, 453840, 462624, 578280, 587760, 597556, 746945, 771040, 896334, 907680, 1156560, 1175520, 1195112, 1493890, 1792668, 2240835, 2313120, 2390224, 2987780, 3585336, 4481670, 4780448, 5975560, 7170672, 8963340, 11951120, 14341344, 17926680, 23902240, 35853360, 71706720]

約数ペア:

[(1, 71706720), (2, 35853360), (3, 23902240), (4, 17926680), (5, 14341344), (6, 11951120), (8, 8963340), (10, 7170672), (12, 5975560), (15, 4780448), (16, 4481670), (20, 3585336), (24, 2987780), (30, 2390224), (31, 2313120), (32, 2240835), (40, 1792668), (48, 1493890), (60, 1195112), (61, 1175520), (62, 1156560), (79, 907680), (80, 896334), (93, 771040), (96, 746945), (120, 597556), (122, 587760), (124, 578280), (155, 462624), (158, 453840), (160, 448167), (183, 391840), (186, 385520), (237, 302560), (240, 298778), (244, 293880), (248, 289140), (305, 235104), (310, 231312), (316, 226920), (366, 195920), (372, 192760), (395, 181536), (465, 154208), (474, 151280), (480, 149389), (488, 146940), (496, 144570), (610, 117552), (620, 115656), (632, 113460), (732, 97960), (744, 96380), (790, 90768), (915, 78368), (930, 77104), (948, 75640), (976, 73470), (992, 72285), (1185, 60512), (1220, 58776), (1240, 57828), (1264, 56730), (1464, 48980), (1488, 48190), (1580, 45384), (1830, 39184), (1860, 38552), (1891, 37920), (1896, 37820), (1952, 36735), (2370, 30256), (2440, 29388), (2449, 29280), (2480, 28914), (2528, 28365), (2928, 24490), (2976, 24095), (3160, 22692), (3660, 19592), (3720, 19276), (3782, 18960), (3792, 18910), (4740, 15128), (4819, 14880), (4880, 14694), (4898, 14640), (4960, 14457), (5673, 12640), (5856, 12245), (6320, 11346), (7320, 9796), (7347, 9760), (7440, 9638), (7564, 9480), (7584, 9455)]