128598540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:157

約数の個数: 288

約数和(自身を含む): 463325184

約数和(自身を除く): 334726644

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 31, 34, 35, 42, 49, 51, 60, 62, 68, 70, 83, 84, 85, 93, 98, 102, 105, 119, 124, 140, 147, 155, 166, 170, 186, 196, 204, 210, 217, 238, 245, 249, 255, 294, 310, 332, 340, 357, 372, 415, 420, 434, 465, 476, 490, 498, 510, 527, 581, 588, 595, 620, 651, 714, 735, 830, 833, 868, 930, 980, 996, 1020, 1054, 1085, 1162, 1190, 1245, 1302, 1411, 1428, 1470, 1519, 1581, 1660, 1666, 1743, 1785, 1860, 2108, 2170, 2324, 2380, 2490, 2499, 2573, 2604, 2635, 2822, 2905, 2940, 3038, 3162, 3255, 3332, 3486, 3570, 3689, 4067, 4165, 4233, 4340, 4557, 4980, 4998, 5146, 5270, 5644, 5810, 6076, 6324, 6510, 6972, 7055, 7140, 7378, 7595, 7719, 7905, 8134, 8330, 8466, 8715, 9114, 9877, 9996, 10292, 10540, 11067, 11620, 12201, 12495, 12865, 13020, 14110, 14756, 15190, 15438, 15810, 16268, 16660, 16932, 17430, 18011, 18228, 18445, 19754, 20335, 21165, 22134, 22785, 24402, 24990, 25730, 25823, 28220, 29631, 30380, 30876, 31620, 34860, 36022, 36890, 38595, 39508, 40670, 42330, 43741, 44268, 45570, 48804, 49385, 49980, 51460, 51646, 54033, 55335, 59262, 61005, 69139, 72044, 73780, 77190, 77469, 81340, 84660, 87482, 90055, 91140, 98770, 103292, 108066, 110670, 118524, 122010, 126077, 129115, 131223, 138278, 148155, 154380, 154938, 174964, 180110, 197540, 207417, 216132, 218705, 221340, 244020, 252154, 258230, 262446, 270165, 276556, 296310, 306187, 309876, 345695, 360220, 378231, 387345, 414834, 437410, 504308, 516460, 524892, 540330, 592620, 612374, 630385, 656115, 691390, 756462, 774690, 829668, 874820, 918561, 1037085, 1080660, 1224748, 1260770, 1312230, 1382780, 1512924, 1530935, 1549380, 1837122, 1891155, 2074170, 2143309, 2521540, 2624460, 3061870, 3674244, 3782310, 4148340, 4286618, 4592805, 6123740, 6429927, 7564620, 8573236, 9185610, 10716545, 12859854, 18371220, 21433090, 25719708, 32149635, 42866180, 64299270, 128598540]

約数ペア:

[(1, 128598540), (2, 64299270), (3, 42866180), (4, 32149635), (5, 25719708), (6, 21433090), (7, 18371220), (10, 12859854), (12, 10716545), (14, 9185610), (15, 8573236), (17, 7564620), (20, 6429927), (21, 6123740), (28, 4592805), (30, 4286618), (31, 4148340), (34, 3782310), (35, 3674244), (42, 3061870), (49, 2624460), (51, 2521540), (60, 2143309), (62, 2074170), (68, 1891155), (70, 1837122), (83, 1549380), (84, 1530935), (85, 1512924), (93, 1382780), (98, 1312230), (102, 1260770), (105, 1224748), (119, 1080660), (124, 1037085), (140, 918561), (147, 874820), (155, 829668), (166, 774690), (170, 756462), (186, 691390), (196, 656115), (204, 630385), (210, 612374), (217, 592620), (238, 540330), (245, 524892), (249, 516460), (255, 504308), (294, 437410), (310, 414834), (332, 387345), (340, 378231), (357, 360220), (372, 345695), (415, 309876), (420, 306187), (434, 296310), (465, 276556), (476, 270165), (490, 262446), (498, 258230), (510, 252154), (527, 244020), (581, 221340), (588, 218705), (595, 216132), (620, 207417), (651, 197540), (714, 180110), (735, 174964), (830, 154938), (833, 154380), (868, 148155), (930, 138278), (980, 131223), (996, 129115), (1020, 126077), (1054, 122010), (1085, 118524), (1162, 110670), (1190, 108066), (1245, 103292), (1302, 98770), (1411, 91140), (1428, 90055), (1470, 87482), (1519, 84660), (1581, 81340), (1660, 77469), (1666, 77190), (1743, 73780), (1785, 72044), (1860, 69139), (2108, 61005), (2170, 59262), (2324, 55335), (2380, 54033), (2490, 51646), (2499, 51460), (2573, 49980), (2604, 49385), (2635, 48804), (2822, 45570), (2905, 44268), (2940, 43741), (3038, 42330), (3162, 40670), (3255, 39508), (3332, 38595), (3486, 36890), (3570, 36022), (3689, 34860), (4067, 31620), (4165, 30876), (4233, 30380), (4340, 29631), (4557, 28220), (4980, 25823), (4998, 25730), (5146, 24990), (5270, 24402), (5644, 22785), (5810, 22134), (6076, 21165), (6324, 20335), (6510, 19754), (6972, 18445), (7055, 18228), (7140, 18011), (7378, 17430), (7595, 16932), (7719, 16660), (7905, 16268), (8134, 15810), (8330, 15438), (8466, 15190), (8715, 14756), (9114, 14110), (9877, 13020), (9996, 12865), (10292, 12495), (10540, 12201), (11067, 11620)]