68554920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:248

約数の個数: 192

約数和(自身を含む): 243777600

約数和(自身を除く): 175222680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 89, 98, 105, 120, 131, 140, 147, 168, 178, 196, 210, 245, 262, 267, 280, 294, 356, 392, 393, 420, 445, 490, 524, 534, 588, 623, 655, 712, 735, 786, 840, 890, 917, 980, 1048, 1068, 1176, 1246, 1310, 1335, 1470, 1572, 1780, 1834, 1869, 1960, 1965, 2136, 2492, 2620, 2670, 2751, 2940, 3115, 3144, 3560, 3668, 3738, 3930, 4361, 4585, 4984, 5240, 5340, 5502, 5880, 6230, 6419, 7336, 7476, 7860, 8722, 9170, 9345, 10680, 11004, 11659, 12460, 12838, 13083, 13755, 14952, 15720, 17444, 18340, 18690, 19257, 21805, 22008, 23318, 24920, 25676, 26166, 27510, 32095, 34888, 34977, 36680, 37380, 38514, 43610, 46636, 51352, 52332, 55020, 58295, 64190, 65415, 69954, 74760, 77028, 81613, 87220, 93272, 96285, 104664, 110040, 116590, 128380, 130830, 139908, 154056, 163226, 174440, 174885, 192570, 233180, 244839, 256760, 261660, 279816, 326452, 349770, 385140, 408065, 466360, 489678, 523320, 571291, 652904, 699540, 770280, 816130, 979356, 1142582, 1224195, 1399080, 1632260, 1713873, 1958712, 2285164, 2448390, 2856455, 3264520, 3427746, 4570328, 4896780, 5712910, 6855492, 8569365, 9793560, 11425820, 13710984, 17138730, 22851640, 34277460, 68554920]

約数ペア:

[(1, 68554920), (2, 34277460), (3, 22851640), (4, 17138730), (5, 13710984), (6, 11425820), (7, 9793560), (8, 8569365), (10, 6855492), (12, 5712910), (14, 4896780), (15, 4570328), (20, 3427746), (21, 3264520), (24, 2856455), (28, 2448390), (30, 2285164), (35, 1958712), (40, 1713873), (42, 1632260), (49, 1399080), (56, 1224195), (60, 1142582), (70, 979356), (84, 816130), (89, 770280), (98, 699540), (105, 652904), (120, 571291), (131, 523320), (140, 489678), (147, 466360), (168, 408065), (178, 385140), (196, 349770), (210, 326452), (245, 279816), (262, 261660), (267, 256760), (280, 244839), (294, 233180), (356, 192570), (392, 174885), (393, 174440), (420, 163226), (445, 154056), (490, 139908), (524, 130830), (534, 128380), (588, 116590), (623, 110040), (655, 104664), (712, 96285), (735, 93272), (786, 87220), (840, 81613), (890, 77028), (917, 74760), (980, 69954), (1048, 65415), (1068, 64190), (1176, 58295), (1246, 55020), (1310, 52332), (1335, 51352), (1470, 46636), (1572, 43610), (1780, 38514), (1834, 37380), (1869, 36680), (1960, 34977), (1965, 34888), (2136, 32095), (2492, 27510), (2620, 26166), (2670, 25676), (2751, 24920), (2940, 23318), (3115, 22008), (3144, 21805), (3560, 19257), (3668, 18690), (3738, 18340), (3930, 17444), (4361, 15720), (4585, 14952), (4984, 13755), (5240, 13083), (5340, 12838), (5502, 12460), (5880, 11659), (6230, 11004), (6419, 10680), (7336, 9345), (7476, 9170), (7860, 8722)]