225278820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1$

素因数の和:616

約数の個数: 240

約数和(自身を含む): 802549440

約数和(自身を除く): 577270620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 81, 90, 95, 108, 114, 117, 130, 135, 156, 162, 171, 180, 190, 195, 228, 234, 247, 260, 270, 285, 324, 342, 351, 380, 390, 405, 468, 494, 513, 540, 563, 570, 585, 684, 702, 741, 780, 810, 855, 988, 1026, 1053, 1126, 1140, 1170, 1235, 1404, 1482, 1539, 1620, 1689, 1710, 1755, 2052, 2106, 2223, 2252, 2340, 2470, 2565, 2815, 2964, 3078, 3378, 3420, 3510, 3705, 4212, 4446, 4940, 5067, 5130, 5265, 5630, 6156, 6669, 6756, 7020, 7319, 7410, 7695, 8445, 8892, 10134, 10260, 10530, 10697, 11115, 11260, 13338, 14638, 14820, 15201, 15390, 16890, 20007, 20268, 21060, 21394, 21957, 22230, 25335, 26676, 29276, 30402, 30780, 32091, 33345, 33780, 36595, 40014, 42788, 43914, 44460, 45603, 50670, 53485, 60804, 64182, 65871, 66690, 73190, 76005, 80028, 87828, 91206, 96273, 100035, 101340, 106970, 109785, 128364, 131742, 133380, 139061, 146380, 152010, 160455, 182412, 192546, 197613, 200070, 213940, 219570, 228015, 263484, 278122, 288819, 304020, 320910, 329355, 385092, 395226, 400140, 417183, 439140, 456030, 481365, 556244, 577638, 592839, 641820, 658710, 695305, 790452, 834366, 866457, 912060, 962730, 988065, 1155276, 1185678, 1251549, 1317420, 1390610, 1444095, 1668732, 1732914, 1925460, 1976130, 2085915, 2371356, 2503098, 2781220, 2888190, 2964195, 3465828, 3754647, 3952260, 4171830, 4332285, 5006196, 5776380, 5928390, 6257745, 7509294, 8343660, 8664570, 11263941, 11856780, 12515490, 15018588, 17329140, 18773235, 22527882, 25030980, 37546470, 45055764, 56319705, 75092940, 112639410, 225278820]

約数ペア:

[(1, 225278820), (2, 112639410), (3, 75092940), (4, 56319705), (5, 45055764), (6, 37546470), (9, 25030980), (10, 22527882), (12, 18773235), (13, 17329140), (15, 15018588), (18, 12515490), (19, 11856780), (20, 11263941), (26, 8664570), (27, 8343660), (30, 7509294), (36, 6257745), (38, 5928390), (39, 5776380), (45, 5006196), (52, 4332285), (54, 4171830), (57, 3952260), (60, 3754647), (65, 3465828), (76, 2964195), (78, 2888190), (81, 2781220), (90, 2503098), (95, 2371356), (108, 2085915), (114, 1976130), (117, 1925460), (130, 1732914), (135, 1668732), (156, 1444095), (162, 1390610), (171, 1317420), (180, 1251549), (190, 1185678), (195, 1155276), (228, 988065), (234, 962730), (247, 912060), (260, 866457), (270, 834366), (285, 790452), (324, 695305), (342, 658710), (351, 641820), (380, 592839), (390, 577638), (405, 556244), (468, 481365), (494, 456030), (513, 439140), (540, 417183), (563, 400140), (570, 395226), (585, 385092), (684, 329355), (702, 320910), (741, 304020), (780, 288819), (810, 278122), (855, 263484), (988, 228015), (1026, 219570), (1053, 213940), (1126, 200070), (1140, 197613), (1170, 192546), (1235, 182412), (1404, 160455), (1482, 152010), (1539, 146380), (1620, 139061), (1689, 133380), (1710, 131742), (1755, 128364), (2052, 109785), (2106, 106970), (2223, 101340), (2252, 100035), (2340, 96273), (2470, 91206), (2565, 87828), (2815, 80028), (2964, 76005), (3078, 73190), (3378, 66690), (3420, 65871), (3510, 64182), (3705, 60804), (4212, 53485), (4446, 50670), (4940, 45603), (5067, 44460), (5130, 43914), (5265, 42788), (5630, 40014), (6156, 36595), (6669, 33780), (6756, 33345), (7020, 32091), (7319, 30780), (7410, 30402), (7695, 29276), (8445, 26676), (8892, 25335), (10134, 22230), (10260, 21957), (10530, 21394), (10697, 21060), (11115, 20268), (11260, 20007), (13338, 16890), (14638, 15390), (14820, 15201)]