308111220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3917}}^1$

素因数の和:3974

約数の個数: 144

約数和(自身を含む): 1026829440

約数和(自身を除く): 718718220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 45, 46, 57, 60, 69, 76, 90, 92, 95, 114, 115, 138, 171, 180, 190, 207, 228, 230, 276, 285, 342, 345, 380, 414, 437, 460, 570, 684, 690, 828, 855, 874, 1035, 1140, 1311, 1380, 1710, 1748, 2070, 2185, 2622, 3420, 3917, 3933, 4140, 4370, 5244, 6555, 7834, 7866, 8740, 11751, 13110, 15668, 15732, 19585, 19665, 23502, 26220, 35253, 39170, 39330, 47004, 58755, 70506, 74423, 78340, 78660, 90091, 117510, 141012, 148846, 176265, 180182, 223269, 235020, 270273, 297692, 352530, 360364, 372115, 446538, 450455, 540546, 669807, 705060, 744230, 810819, 893076, 900910, 1081092, 1116345, 1339614, 1351365, 1488460, 1621638, 1711729, 1801820, 2232690, 2679228, 2702730, 3243276, 3349035, 3423458, 4054095, 4465380, 5135187, 5405460, 6698070, 6846916, 8108190, 8558645, 10270374, 13396140, 15405561, 16216380, 17117290, 20540748, 25675935, 30811122, 34234580, 51351870, 61622244, 77027805, 102703740, 154055610, 308111220]

約数ペア:

[(1, 308111220), (2, 154055610), (3, 102703740), (4, 77027805), (5, 61622244), (6, 51351870), (9, 34234580), (10, 30811122), (12, 25675935), (15, 20540748), (18, 17117290), (19, 16216380), (20, 15405561), (23, 13396140), (30, 10270374), (36, 8558645), (38, 8108190), (45, 6846916), (46, 6698070), (57, 5405460), (60, 5135187), (69, 4465380), (76, 4054095), (90, 3423458), (92, 3349035), (95, 3243276), (114, 2702730), (115, 2679228), (138, 2232690), (171, 1801820), (180, 1711729), (190, 1621638), (207, 1488460), (228, 1351365), (230, 1339614), (276, 1116345), (285, 1081092), (342, 900910), (345, 893076), (380, 810819), (414, 744230), (437, 705060), (460, 669807), (570, 540546), (684, 450455), (690, 446538), (828, 372115), (855, 360364), (874, 352530), (1035, 297692), (1140, 270273), (1311, 235020), (1380, 223269), (1710, 180182), (1748, 176265), (2070, 148846), (2185, 141012), (2622, 117510), (3420, 90091), (3917, 78660), (3933, 78340), (4140, 74423), (4370, 70506), (5244, 58755), (6555, 47004), (7834, 39330), (7866, 39170), (8740, 35253), (11751, 26220), (13110, 23502), (15668, 19665), (15732, 19585)]