78894270

素因数分解:

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

素因数の和:81

約数の個数: 256

約数和(自身を含む): 274176000

約数和(自身を除く): 195281730

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, 70, 78, 90, 91, 95, 105, 114, 117, 126, 130, 133, 135, 169, 171, 182, 189, 190, 195, 210, 234, 247, 266, 270, 273, 285, 315, 338, 342, 351, 378, 390, 399, 455, 494, 507, 513, 546, 570, 585, 630, 665, 702, 741, 798, 819, 845, 855, 910, 945, 1014, 1026, 1170, 1183, 1197, 1235, 1330, 1365, 1482, 1521, 1638, 1690, 1710, 1729, 1755, 1890, 1995, 2197, 2223, 2366, 2394, 2457, 2470, 2535, 2565, 2730, 3042, 3211, 3458, 3510, 3549, 3591, 3705, 3990, 4095, 4394, 4446, 4563, 4914, 5070, 5130, 5187, 5915, 5985, 6422, 6591, 6669, 7098, 7182, 7410, 7605, 8190, 8645, 9126, 9633, 10374, 10647, 10985, 11115, 11830, 11970, 12285, 13182, 13338, 15210, 15379, 15561, 16055, 17290, 17745, 17955, 19266, 19773, 21294, 21970, 22230, 22477, 22815, 24570, 25935, 28899, 30758, 31122, 31941, 32110, 32955, 33345, 35490, 35910, 39546, 41743, 44954, 45630, 46137, 46683, 48165, 51870, 53235, 57798, 59319, 63882, 65910, 66690, 67431, 76895, 77805, 83486, 86697, 92274, 93366, 96330, 98865, 106470, 112385, 118638, 125229, 134862, 138411, 144495, 153790, 155610, 159705, 173394, 197730, 202293, 208715, 224770, 230685, 233415, 250458, 276822, 288990, 292201, 296595, 319410, 337155, 375687, 404586, 415233, 417430, 433485, 461370, 466830, 584402, 593190, 606879, 626145, 674310, 692055, 751374, 830466, 866970, 876603, 1011465, 1127061, 1213758, 1252290, 1384110, 1461005, 1753206, 1878435, 2022930, 2076165, 2254122, 2629809, 2922010, 3034395, 3756870, 4152330, 4383015, 5259618, 5635305, 6068790, 7889427, 8766030, 11270610, 13149045, 15778854, 26298090, 39447135, 78894270]

約数ペア:

[(1, 78894270), (2, 39447135), (3, 26298090), (5, 15778854), (6, 13149045), (7, 11270610), (9, 8766030), (10, 7889427), (13, 6068790), (14, 5635305), (15, 5259618), (18, 4383015), (19, 4152330), (21, 3756870), (26, 3034395), (27, 2922010), (30, 2629809), (35, 2254122), (38, 2076165), (39, 2022930), (42, 1878435), (45, 1753206), (54, 1461005), (57, 1384110), (63, 1252290), (65, 1213758), (70, 1127061), (78, 1011465), (90, 876603), (91, 866970), (95, 830466), (105, 751374), (114, 692055), (117, 674310), (126, 626145), (130, 606879), (133, 593190), (135, 584402), (169, 466830), (171, 461370), (182, 433485), (189, 417430), (190, 415233), (195, 404586), (210, 375687), (234, 337155), (247, 319410), (266, 296595), (270, 292201), (273, 288990), (285, 276822), (315, 250458), (338, 233415), (342, 230685), (351, 224770), (378, 208715), (390, 202293), (399, 197730), (455, 173394), (494, 159705), (507, 155610), (513, 153790), (546, 144495), (570, 138411), (585, 134862), (630, 125229), (665, 118638), (702, 112385), (741, 106470), (798, 98865), (819, 96330), (845, 93366), (855, 92274), (910, 86697), (945, 83486), (1014, 77805), (1026, 76895), (1170, 67431), (1183, 66690), (1197, 65910), (1235, 63882), (1330, 59319), (1365, 57798), (1482, 53235), (1521, 51870), (1638, 48165), (1690, 46683), (1710, 46137), (1729, 45630), (1755, 44954), (1890, 41743), (1995, 39546), (2197, 35910), (2223, 35490), (2366, 33345), (2394, 32955), (2457, 32110), (2470, 31941), (2535, 31122), (2565, 30758), (2730, 28899), (3042, 25935), (3211, 24570), (3458, 22815), (3510, 22477), (3549, 22230), (3591, 21970), (3705, 21294), (3990, 19773), (4095, 19266), (4394, 17955), (4446, 17745), (4563, 17290), (4914, 16055), (5070, 15561), (5130, 15379), (5187, 15210), (5915, 13338), (5985, 13182), (6422, 12285), (6591, 11970), (6669, 11830), (7098, 11115), (7182, 10985), (7410, 10647), (7605, 10374), (8190, 9633), (8645, 9126)]