99928980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:574

約数の個数: 144

約数和(自身を含む): 324979200

約数和(自身を除く): 225050220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 61, 76, 90, 95, 114, 122, 171, 180, 183, 190, 228, 244, 285, 305, 342, 366, 380, 479, 549, 570, 610, 684, 732, 855, 915, 958, 1098, 1140, 1159, 1220, 1437, 1710, 1830, 1916, 2196, 2318, 2395, 2745, 2874, 3420, 3477, 3660, 4311, 4636, 4790, 5490, 5748, 5795, 6954, 7185, 8622, 9101, 9580, 10431, 10980, 11590, 13908, 14370, 17244, 17385, 18202, 20862, 21555, 23180, 27303, 28740, 29219, 34770, 36404, 41724, 43110, 45505, 52155, 54606, 58438, 69540, 81909, 86220, 87657, 91010, 104310, 109212, 116876, 136515, 146095, 163818, 175314, 182020, 208620, 262971, 273030, 292190, 327636, 350628, 409545, 438285, 525942, 546060, 555161, 584380, 819090, 876570, 1051884, 1110322, 1314855, 1638180, 1665483, 1753140, 2220644, 2629710, 2775805, 3330966, 4996449, 5259420, 5551610, 6661932, 8327415, 9992898, 11103220, 16654830, 19985796, 24982245, 33309660, 49964490, 99928980]

約数ペア:

[(1, 99928980), (2, 49964490), (3, 33309660), (4, 24982245), (5, 19985796), (6, 16654830), (9, 11103220), (10, 9992898), (12, 8327415), (15, 6661932), (18, 5551610), (19, 5259420), (20, 4996449), (30, 3330966), (36, 2775805), (38, 2629710), (45, 2220644), (57, 1753140), (60, 1665483), (61, 1638180), (76, 1314855), (90, 1110322), (95, 1051884), (114, 876570), (122, 819090), (171, 584380), (180, 555161), (183, 546060), (190, 525942), (228, 438285), (244, 409545), (285, 350628), (305, 327636), (342, 292190), (366, 273030), (380, 262971), (479, 208620), (549, 182020), (570, 175314), (610, 163818), (684, 146095), (732, 136515), (855, 116876), (915, 109212), (958, 104310), (1098, 91010), (1140, 87657), (1159, 86220), (1220, 81909), (1437, 69540), (1710, 58438), (1830, 54606), (1916, 52155), (2196, 45505), (2318, 43110), (2395, 41724), (2745, 36404), (2874, 34770), (3420, 29219), (3477, 28740), (3660, 27303), (4311, 23180), (4636, 21555), (4790, 20862), (5490, 18202), (5748, 17385), (5795, 17244), (6954, 14370), (7185, 13908), (8622, 11590), (9101, 10980), (9580, 10431)]