15581520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:122

約数の個数: 240

約数和(自身を含む): 59192640

約数和(自身を除く): 43611120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 34, 36, 38, 40, 45, 48, 51, 57, 60, 67, 68, 72, 76, 80, 85, 90, 95, 102, 114, 120, 134, 136, 144, 152, 153, 170, 171, 180, 190, 201, 204, 228, 240, 255, 268, 272, 285, 304, 306, 323, 335, 340, 342, 360, 380, 402, 408, 456, 510, 536, 570, 603, 612, 646, 670, 680, 684, 720, 760, 765, 804, 816, 855, 912, 969, 1005, 1020, 1072, 1139, 1140, 1206, 1224, 1273, 1292, 1340, 1360, 1368, 1520, 1530, 1608, 1615, 1710, 1938, 2010, 2040, 2278, 2280, 2412, 2448, 2546, 2584, 2680, 2736, 2907, 3015, 3060, 3216, 3230, 3417, 3420, 3819, 3876, 4020, 4080, 4556, 4560, 4824, 4845, 5092, 5168, 5360, 5695, 5814, 6030, 6120, 6365, 6460, 6834, 6840, 7638, 7752, 8040, 9112, 9648, 9690, 10184, 10251, 11390, 11457, 11628, 12060, 12240, 12730, 12920, 13668, 13680, 14535, 15276, 15504, 16080, 17085, 18224, 19095, 19380, 20368, 20502, 21641, 22780, 22914, 23256, 24120, 25460, 25840, 27336, 29070, 30552, 34170, 38190, 38760, 41004, 43282, 45560, 45828, 46512, 48240, 50920, 51255, 54672, 57285, 58140, 61104, 64923, 68340, 76380, 77520, 82008, 86564, 91120, 91656, 101840, 102510, 108205, 114570, 116280, 129846, 136680, 152760, 164016, 173128, 183312, 194769, 205020, 216410, 229140, 232560, 259692, 273360, 305520, 324615, 346256, 389538, 410040, 432820, 458280, 519384, 649230, 779076, 820080, 865640, 916560, 973845, 1038768, 1298460, 1558152, 1731280, 1947690, 2596920, 3116304, 3895380, 5193840, 7790760, 15581520]

約数ペア:

[(1, 15581520), (2, 7790760), (3, 5193840), (4, 3895380), (5, 3116304), (6, 2596920), (8, 1947690), (9, 1731280), (10, 1558152), (12, 1298460), (15, 1038768), (16, 973845), (17, 916560), (18, 865640), (19, 820080), (20, 779076), (24, 649230), (30, 519384), (34, 458280), (36, 432820), (38, 410040), (40, 389538), (45, 346256), (48, 324615), (51, 305520), (57, 273360), (60, 259692), (67, 232560), (68, 229140), (72, 216410), (76, 205020), (80, 194769), (85, 183312), (90, 173128), (95, 164016), (102, 152760), (114, 136680), (120, 129846), (134, 116280), (136, 114570), (144, 108205), (152, 102510), (153, 101840), (170, 91656), (171, 91120), (180, 86564), (190, 82008), (201, 77520), (204, 76380), (228, 68340), (240, 64923), (255, 61104), (268, 58140), (272, 57285), (285, 54672), (304, 51255), (306, 50920), (323, 48240), (335, 46512), (340, 45828), (342, 45560), (360, 43282), (380, 41004), (402, 38760), (408, 38190), (456, 34170), (510, 30552), (536, 29070), (570, 27336), (603, 25840), (612, 25460), (646, 24120), (670, 23256), (680, 22914), (684, 22780), (720, 21641), (760, 20502), (765, 20368), (804, 19380), (816, 19095), (855, 18224), (912, 17085), (969, 16080), (1005, 15504), (1020, 15276), (1072, 14535), (1139, 13680), (1140, 13668), (1206, 12920), (1224, 12730), (1273, 12240), (1292, 12060), (1340, 11628), (1360, 11457), (1368, 11390), (1520, 10251), (1530, 10184), (1608, 9690), (1615, 9648), (1710, 9112), (1938, 8040), (2010, 7752), (2040, 7638), (2278, 6840), (2280, 6834), (2412, 6460), (2448, 6365), (2546, 6120), (2584, 6030), (2680, 5814), (2736, 5695), (2907, 5360), (3015, 5168), (3060, 5092), (3216, 4845), (3230, 4824), (3417, 4560), (3420, 4556), (3819, 4080), (3876, 4020)]