15721937790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{911}}^1$

素因数の和:1107

約数の個数: 256

約数和(自身を含む): 45670625280

約数和(自身を除く): 29948687490

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 19, 26, 30, 34, 38, 39, 51, 57, 65, 78, 85, 95, 102, 114, 130, 137, 170, 190, 195, 221, 247, 255, 274, 285, 323, 390, 411, 442, 494, 510, 570, 646, 663, 685, 741, 822, 911, 969, 1105, 1235, 1326, 1370, 1482, 1615, 1781, 1822, 1938, 2055, 2210, 2329, 2470, 2603, 2733, 3230, 3315, 3562, 3705, 4110, 4199, 4555, 4658, 4845, 5206, 5343, 5466, 6630, 6987, 7410, 7809, 8398, 8905, 9110, 9690, 10686, 11645, 11843, 12597, 13015, 13665, 13974, 15487, 15618, 17309, 17810, 20995, 23290, 23686, 25194, 26030, 26715, 27330, 30277, 30974, 33839, 34618, 34935, 35529, 39045, 41990, 44251, 46461, 51927, 53430, 59215, 60554, 62985, 67678, 69870, 71058, 77435, 78090, 86545, 88502, 90831, 92922, 101517, 103854, 118430, 124807, 125970, 132753, 151385, 154870, 169195, 173090, 177645, 181662, 201331, 203034, 221255, 225017, 232305, 249614, 259635, 265506, 294253, 302770, 338390, 355290, 374421, 402662, 442510, 450034, 454155, 464610, 507585, 519270, 575263, 588506, 603993, 624035, 663765, 675051, 748842, 882759, 908310, 1006655, 1015170, 1125085, 1150526, 1207986, 1248070, 1327530, 1350102, 1471265, 1622491, 1725789, 1765518, 1872105, 2013310, 2121719, 2250170, 2371333, 2876315, 2942530, 3019965, 3244982, 3375255, 3451578, 3744210, 3825289, 4243438, 4413795, 4742666, 4867473, 5752630, 6039930, 6365157, 6750510, 7113999, 7650578, 8112455, 8628945, 8827590, 9734946, 10608595, 11475867, 11856665, 12730314, 14227998, 16224910, 17257890, 19126445, 21217190, 22951734, 23713330, 24337365, 27582347, 30827329, 31825785, 35569995, 38252890, 40312661, 48674730, 55164694, 57379335, 61654658, 63651570, 71139990, 80625322, 82747041, 92481987, 114758670, 120937983, 137911735, 154136645, 165494082, 184963974, 201563305, 241875966, 275823470, 308273290, 403126610, 413735205, 462409935, 524064593, 604689915, 827470410, 924819870, 1048129186, 1209379830, 1572193779, 2620322965, 3144387558, 5240645930, 7860968895, 15721937790]

約数ペア:

[(1, 15721937790), (2, 7860968895), (3, 5240645930), (5, 3144387558), (6, 2620322965), (10, 1572193779), (13, 1209379830), (15, 1048129186), (17, 924819870), (19, 827470410), (26, 604689915), (30, 524064593), (34, 462409935), (38, 413735205), (39, 403126610), (51, 308273290), (57, 275823470), (65, 241875966), (78, 201563305), (85, 184963974), (95, 165494082), (102, 154136645), (114, 137911735), (130, 120937983), (137, 114758670), (170, 92481987), (190, 82747041), (195, 80625322), (221, 71139990), (247, 63651570), (255, 61654658), (274, 57379335), (285, 55164694), (323, 48674730), (390, 40312661), (411, 38252890), (442, 35569995), (494, 31825785), (510, 30827329), (570, 27582347), (646, 24337365), (663, 23713330), (685, 22951734), (741, 21217190), (822, 19126445), (911, 17257890), (969, 16224910), (1105, 14227998), (1235, 12730314), (1326, 11856665), (1370, 11475867), (1482, 10608595), (1615, 9734946), (1781, 8827590), (1822, 8628945), (1938, 8112455), (2055, 7650578), (2210, 7113999), (2329, 6750510), (2470, 6365157), (2603, 6039930), (2733, 5752630), (3230, 4867473), (3315, 4742666), (3562, 4413795), (3705, 4243438), (4110, 3825289), (4199, 3744210), (4555, 3451578), (4658, 3375255), (4845, 3244982), (5206, 3019965), (5343, 2942530), (5466, 2876315), (6630, 2371333), (6987, 2250170), (7410, 2121719), (7809, 2013310), (8398, 1872105), (8905, 1765518), (9110, 1725789), (9690, 1622491), (10686, 1471265), (11645, 1350102), (11843, 1327530), (12597, 1248070), (13015, 1207986), (13665, 1150526), (13974, 1125085), (15487, 1015170), (15618, 1006655), (17309, 908310), (17810, 882759), (20995, 748842), (23290, 675051), (23686, 663765), (25194, 624035), (26030, 603993), (26715, 588506), (27330, 575263), (30277, 519270), (30974, 507585), (33839, 464610), (34618, 454155), (34935, 450034), (35529, 442510), (39045, 402662), (41990, 374421), (44251, 355290), (46461, 338390), (51927, 302770), (53430, 294253), (59215, 265506), (60554, 259635), (62985, 249614), (67678, 232305), (69870, 225017), (71058, 221255), (77435, 203034), (78090, 201331), (86545, 181662), (88502, 177645), (90831, 173090), (92922, 169195), (101517, 154870), (103854, 151385), (118430, 132753), (124807, 125970)]