31277610

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:122

約数の個数: 256

約数和(自身を含む): 109670400

約数和(自身を除く): 78392790

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 19, 21, 26, 27, 30, 35, 38, 39, 42, 45, 54, 57, 63, 65, 67, 70, 78, 90, 91, 95, 105, 114, 117, 126, 130, 133, 134, 135, 171, 182, 189, 190, 195, 201, 210, 234, 247, 266, 270, 273, 285, 315, 335, 342, 351, 378, 390, 399, 402, 455, 469, 494, 513, 546, 570, 585, 603, 630, 665, 670, 702, 741, 798, 819, 855, 871, 910, 938, 945, 1005, 1026, 1170, 1197, 1206, 1235, 1273, 1330, 1365, 1407, 1482, 1638, 1710, 1729, 1742, 1755, 1809, 1890, 1995, 2010, 2223, 2345, 2394, 2457, 2470, 2546, 2565, 2613, 2730, 2814, 3015, 3458, 3510, 3591, 3618, 3705, 3819, 3990, 4095, 4221, 4355, 4446, 4690, 4914, 5130, 5187, 5226, 5985, 6030, 6097, 6365, 6669, 7035, 7182, 7410, 7638, 7839, 8190, 8442, 8645, 8710, 8911, 9045, 10374, 11115, 11457, 11970, 12194, 12285, 12663, 12730, 13065, 13338, 14070, 15561, 15678, 16549, 17290, 17822, 17955, 18090, 18291, 19095, 21105, 22230, 22914, 23517, 24570, 25326, 25935, 26130, 26733, 30485, 31122, 33098, 33345, 34371, 35910, 36582, 38190, 39195, 42210, 44555, 46683, 47034, 49647, 51870, 53466, 54873, 57285, 60970, 63315, 66690, 68742, 77805, 78390, 80199, 82745, 89110, 91455, 93366, 99294, 109746, 114570, 115843, 117585, 126630, 133665, 148941, 155610, 160398, 164619, 165490, 171855, 182910, 231686, 233415, 235170, 240597, 248235, 267330, 274365, 297882, 329238, 343710, 347529, 400995, 446823, 466830, 481194, 496470, 548730, 579215, 695058, 744705, 801990, 823095, 893646, 1042587, 1158430, 1202985, 1489410, 1646190, 1737645, 2085174, 2234115, 2405970, 3127761, 3475290, 4468230, 5212935, 6255522, 10425870, 15638805, 31277610]

約数ペア:

[(1, 31277610), (2, 15638805), (3, 10425870), (5, 6255522), (6, 5212935), (7, 4468230), (9, 3475290), (10, 3127761), (13, 2405970), (14, 2234115), (15, 2085174), (18, 1737645), (19, 1646190), (21, 1489410), (26, 1202985), (27, 1158430), (30, 1042587), (35, 893646), (38, 823095), (39, 801990), (42, 744705), (45, 695058), (54, 579215), (57, 548730), (63, 496470), (65, 481194), (67, 466830), (70, 446823), (78, 400995), (90, 347529), (91, 343710), (95, 329238), (105, 297882), (114, 274365), (117, 267330), (126, 248235), (130, 240597), (133, 235170), (134, 233415), (135, 231686), (171, 182910), (182, 171855), (189, 165490), (190, 164619), (195, 160398), (201, 155610), (210, 148941), (234, 133665), (247, 126630), (266, 117585), (270, 115843), (273, 114570), (285, 109746), (315, 99294), (335, 93366), (342, 91455), (351, 89110), (378, 82745), (390, 80199), (399, 78390), (402, 77805), (455, 68742), (469, 66690), (494, 63315), (513, 60970), (546, 57285), (570, 54873), (585, 53466), (603, 51870), (630, 49647), (665, 47034), (670, 46683), (702, 44555), (741, 42210), (798, 39195), (819, 38190), (855, 36582), (871, 35910), (910, 34371), (938, 33345), (945, 33098), (1005, 31122), (1026, 30485), (1170, 26733), (1197, 26130), (1206, 25935), (1235, 25326), (1273, 24570), (1330, 23517), (1365, 22914), (1407, 22230), (1482, 21105), (1638, 19095), (1710, 18291), (1729, 18090), (1742, 17955), (1755, 17822), (1809, 17290), (1890, 16549), (1995, 15678), (2010, 15561), (2223, 14070), (2345, 13338), (2394, 13065), (2457, 12730), (2470, 12663), (2546, 12285), (2565, 12194), (2613, 11970), (2730, 11457), (2814, 11115), (3015, 10374), (3458, 9045), (3510, 8911), (3591, 8710), (3618, 8645), (3705, 8442), (3819, 8190), (3990, 7839), (4095, 7638), (4221, 7410), (4355, 7182), (4446, 7035), (4690, 6669), (4914, 6365), (5130, 6097), (5187, 6030), (5226, 5985)]