87157980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1$

素因数の和:365

約数の個数: 288

約数和(自身を含む): 345631104

約数和(自身を除く): 258473124

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 17, 18, 20, 21, 26, 28, 30, 34, 35, 36, 39, 42, 45, 51, 52, 60, 63, 65, 68, 70, 78, 84, 85, 90, 91, 102, 105, 117, 119, 126, 130, 140, 153, 156, 170, 180, 182, 195, 204, 210, 221, 234, 238, 252, 255, 260, 273, 306, 313, 315, 340, 357, 364, 390, 420, 442, 455, 468, 476, 510, 546, 585, 595, 612, 626, 630, 663, 714, 765, 780, 819, 884, 910, 939, 1020, 1071, 1092, 1105, 1170, 1190, 1252, 1260, 1326, 1365, 1428, 1530, 1547, 1565, 1638, 1785, 1820, 1878, 1989, 2142, 2191, 2210, 2340, 2380, 2652, 2730, 2817, 3060, 3094, 3130, 3276, 3315, 3570, 3756, 3978, 4069, 4095, 4284, 4382, 4420, 4641, 4695, 5321, 5355, 5460, 5634, 6188, 6260, 6573, 6630, 7140, 7735, 7956, 8138, 8190, 8764, 9282, 9390, 9945, 10642, 10710, 10955, 11268, 12207, 13146, 13260, 13923, 14085, 15470, 15963, 16276, 16380, 18564, 18780, 19719, 19890, 20345, 21284, 21420, 21910, 23205, 24414, 26292, 26605, 27846, 28170, 28483, 30940, 31926, 32865, 36621, 37247, 39438, 39780, 40690, 43820, 46410, 47889, 48828, 53210, 55692, 56340, 56966, 61035, 63852, 65730, 69173, 69615, 73242, 74494, 78876, 79815, 81380, 85449, 92820, 95778, 98595, 106420, 111741, 113932, 122070, 131460, 138346, 139230, 142415, 146484, 148988, 159630, 170898, 183105, 186235, 191556, 197190, 207519, 223482, 239445, 244140, 256347, 276692, 278460, 284830, 319260, 335223, 341796, 345865, 366210, 372470, 394380, 415038, 427245, 446964, 478890, 484211, 512694, 558705, 569660, 622557, 670446, 691730, 732420, 744940, 830076, 854490, 957780, 968422, 1025388, 1037595, 1117410, 1245114, 1281735, 1340892, 1383460, 1452633, 1676115, 1708980, 1936844, 2075190, 2234820, 2421055, 2490228, 2563470, 2905266, 3112785, 3352230, 4150380, 4357899, 4842110, 5126940, 5810532, 6225570, 6704460, 7263165, 8715798, 9684220, 12451140, 14526330, 17431596, 21789495, 29052660, 43578990, 87157980]

約数ペア:

[(1, 87157980), (2, 43578990), (3, 29052660), (4, 21789495), (5, 17431596), (6, 14526330), (7, 12451140), (9, 9684220), (10, 8715798), (12, 7263165), (13, 6704460), (14, 6225570), (15, 5810532), (17, 5126940), (18, 4842110), (20, 4357899), (21, 4150380), (26, 3352230), (28, 3112785), (30, 2905266), (34, 2563470), (35, 2490228), (36, 2421055), (39, 2234820), (42, 2075190), (45, 1936844), (51, 1708980), (52, 1676115), (60, 1452633), (63, 1383460), (65, 1340892), (68, 1281735), (70, 1245114), (78, 1117410), (84, 1037595), (85, 1025388), (90, 968422), (91, 957780), (102, 854490), (105, 830076), (117, 744940), (119, 732420), (126, 691730), (130, 670446), (140, 622557), (153, 569660), (156, 558705), (170, 512694), (180, 484211), (182, 478890), (195, 446964), (204, 427245), (210, 415038), (221, 394380), (234, 372470), (238, 366210), (252, 345865), (255, 341796), (260, 335223), (273, 319260), (306, 284830), (313, 278460), (315, 276692), (340, 256347), (357, 244140), (364, 239445), (390, 223482), (420, 207519), (442, 197190), (455, 191556), (468, 186235), (476, 183105), (510, 170898), (546, 159630), (585, 148988), (595, 146484), (612, 142415), (626, 139230), (630, 138346), (663, 131460), (714, 122070), (765, 113932), (780, 111741), (819, 106420), (884, 98595), (910, 95778), (939, 92820), (1020, 85449), (1071, 81380), (1092, 79815), (1105, 78876), (1170, 74494), (1190, 73242), (1252, 69615), (1260, 69173), (1326, 65730), (1365, 63852), (1428, 61035), (1530, 56966), (1547, 56340), (1565, 55692), (1638, 53210), (1785, 48828), (1820, 47889), (1878, 46410), (1989, 43820), (2142, 40690), (2191, 39780), (2210, 39438), (2340, 37247), (2380, 36621), (2652, 32865), (2730, 31926), (2817, 30940), (3060, 28483), (3094, 28170), (3130, 27846), (3276, 26605), (3315, 26292), (3570, 24414), (3756, 23205), (3978, 21910), (4069, 21420), (4095, 21284), (4284, 20345), (4382, 19890), (4420, 19719), (4641, 18780), (4695, 18564), (5321, 16380), (5355, 16276), (5460, 15963), (5634, 15470), (6188, 14085), (6260, 13923), (6573, 13260), (6630, 13146), (7140, 12207), (7735, 11268), (7956, 10955), (8138, 10710), (8190, 10642), (8764, 9945), (9282, 9390)]