7810140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:92

約数の個数: 192

約数和(自身を含む): 27095040

約数和(自身を除く): 19284900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 19, 20, 26, 30, 31, 34, 38, 39, 51, 52, 57, 60, 62, 65, 68, 76, 78, 85, 93, 95, 102, 114, 124, 130, 155, 156, 170, 186, 190, 195, 204, 221, 228, 247, 255, 260, 285, 310, 323, 340, 372, 380, 390, 403, 442, 465, 494, 510, 527, 570, 589, 620, 646, 663, 741, 780, 806, 884, 930, 969, 988, 1020, 1054, 1105, 1140, 1178, 1209, 1235, 1292, 1326, 1482, 1581, 1612, 1615, 1767, 1860, 1938, 2015, 2108, 2210, 2356, 2418, 2470, 2635, 2652, 2945, 2964, 3162, 3230, 3315, 3534, 3705, 3876, 4030, 4199, 4420, 4836, 4845, 4940, 5270, 5890, 6045, 6324, 6460, 6630, 6851, 7068, 7410, 7657, 7905, 8060, 8398, 8835, 9690, 10013, 10540, 11780, 12090, 12597, 13260, 13702, 14820, 15314, 15810, 16796, 17670, 19380, 20026, 20553, 20995, 22971, 24180, 25194, 27404, 30039, 30628, 31620, 34255, 35340, 38285, 40052, 41106, 41990, 45942, 50065, 50388, 60078, 62985, 68510, 76570, 82212, 83980, 91884, 100130, 102765, 114855, 120156, 125970, 130169, 137020, 150195, 153140, 200260, 205530, 229710, 251940, 260338, 300390, 390507, 411060, 459420, 520676, 600780, 650845, 781014, 1301690, 1562028, 1952535, 2603380, 3905070, 7810140]

約数ペア:

[(1, 7810140), (2, 3905070), (3, 2603380), (4, 1952535), (5, 1562028), (6, 1301690), (10, 781014), (12, 650845), (13, 600780), (15, 520676), (17, 459420), (19, 411060), (20, 390507), (26, 300390), (30, 260338), (31, 251940), (34, 229710), (38, 205530), (39, 200260), (51, 153140), (52, 150195), (57, 137020), (60, 130169), (62, 125970), (65, 120156), (68, 114855), (76, 102765), (78, 100130), (85, 91884), (93, 83980), (95, 82212), (102, 76570), (114, 68510), (124, 62985), (130, 60078), (155, 50388), (156, 50065), (170, 45942), (186, 41990), (190, 41106), (195, 40052), (204, 38285), (221, 35340), (228, 34255), (247, 31620), (255, 30628), (260, 30039), (285, 27404), (310, 25194), (323, 24180), (340, 22971), (372, 20995), (380, 20553), (390, 20026), (403, 19380), (442, 17670), (465, 16796), (494, 15810), (510, 15314), (527, 14820), (570, 13702), (589, 13260), (620, 12597), (646, 12090), (663, 11780), (741, 10540), (780, 10013), (806, 9690), (884, 8835), (930, 8398), (969, 8060), (988, 7905), (1020, 7657), (1054, 7410), (1105, 7068), (1140, 6851), (1178, 6630), (1209, 6460), (1235, 6324), (1292, 6045), (1326, 5890), (1482, 5270), (1581, 4940), (1612, 4845), (1615, 4836), (1767, 4420), (1860, 4199), (1938, 4030), (2015, 3876), (2108, 3705), (2210, 3534), (2356, 3315), (2418, 3230), (2470, 3162), (2635, 2964), (2652, 2945)]