2807186760

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{371321}}^1$

素因数の和:371348

約数の個数: 128

約数和(自身を含む): 10694073600

約数和(自身を除く): 7886886840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 371321, 742642, 1113963, 1485284, 1856605, 2227926, 2599247, 2970568, 3341889, 3713210, 4455852, 5198494, 5569815, 6683778, 7426420, 7797741, 8911704, 10025667, 10396988, 11139630, 12996235, 13367556, 14852840, 15595482, 16709445, 20051334, 20793976, 22279260, 23393223, 25992470, 26735112, 31190964, 33418890, 38988705, 40102668, 44558520, 46786446, 50128335, 51984940, 62381928, 66837780, 70179669, 77977410, 80205336, 93572892, 100256670, 103969880, 116966115, 133675560, 140359338, 155954820, 187145784, 200513340, 233932230, 280718676, 311909640, 350898345, 401026680, 467864460, 561437352, 701796690, 935728920, 1403593380, 2807186760]

約数ペア:

[(1, 2807186760), (2, 1403593380), (3, 935728920), (4, 701796690), (5, 561437352), (6, 467864460), (7, 401026680), (8, 350898345), (9, 311909640), (10, 280718676), (12, 233932230), (14, 200513340), (15, 187145784), (18, 155954820), (20, 140359338), (21, 133675560), (24, 116966115), (27, 103969880), (28, 100256670), (30, 93572892), (35, 80205336), (36, 77977410), (40, 70179669), (42, 66837780), (45, 62381928), (54, 51984940), (56, 50128335), (60, 46786446), (63, 44558520), (70, 40102668), (72, 38988705), (84, 33418890), (90, 31190964), (105, 26735112), (108, 25992470), (120, 23393223), (126, 22279260), (135, 20793976), (140, 20051334), (168, 16709445), (180, 15595482), (189, 14852840), (210, 13367556), (216, 12996235), (252, 11139630), (270, 10396988), (280, 10025667), (315, 8911704), (360, 7797741), (378, 7426420), (420, 6683778), (504, 5569815), (540, 5198494), (630, 4455852), (756, 3713210), (840, 3341889), (945, 2970568), (1080, 2599247), (1260, 2227926), (1512, 1856605), (1890, 1485284), (2520, 1113963), (3780, 742642), (7560, 371321)]