290865360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 240

約数和(自身を含む): 987436800

約数和(自身を除く): 696571440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 29, 30, 40, 46, 48, 58, 60, 69, 79, 80, 87, 92, 115, 116, 120, 138, 145, 158, 174, 184, 230, 232, 237, 240, 276, 290, 316, 345, 348, 368, 395, 435, 460, 464, 474, 529, 552, 580, 632, 667, 690, 696, 790, 870, 920, 948, 1058, 1104, 1160, 1185, 1264, 1334, 1380, 1392, 1580, 1587, 1740, 1817, 1840, 1896, 2001, 2116, 2291, 2320, 2370, 2645, 2668, 2760, 3160, 3174, 3335, 3480, 3634, 3792, 4002, 4232, 4582, 4740, 5290, 5336, 5451, 5520, 6320, 6348, 6670, 6873, 6960, 7268, 7935, 8004, 8464, 9085, 9164, 9480, 10005, 10580, 10672, 10902, 11455, 12696, 13340, 13746, 14536, 15341, 15870, 16008, 18170, 18328, 18960, 20010, 21160, 21804, 22910, 25392, 26680, 27255, 27492, 29072, 30682, 31740, 32016, 34365, 36340, 36656, 40020, 41791, 42320, 43608, 45820, 46023, 52693, 53360, 54510, 54984, 61364, 63480, 68730, 72680, 76705, 80040, 83582, 87216, 91640, 92046, 105386, 109020, 109968, 122728, 125373, 126960, 137460, 145360, 153410, 158079, 160080, 167164, 183280, 184092, 208955, 210772, 218040, 230115, 245456, 250746, 263465, 274920, 306820, 316158, 334328, 368184, 417910, 421544, 436080, 460230, 501492, 526930, 549840, 613640, 626865, 632316, 668656, 736368, 790395, 835820, 843088, 920460, 1002984, 1053860, 1211939, 1227280, 1253730, 1264632, 1580790, 1671640, 1840920, 2005968, 2107720, 2423878, 2507460, 2529264, 3161580, 3343280, 3635817, 3681840, 4215440, 4847756, 5014920, 6059695, 6323160, 7271634, 9695512, 10029840, 12119390, 12646320, 14543268, 18179085, 19391024, 24238780, 29086536, 36358170, 48477560, 58173072, 72716340, 96955120, 145432680, 290865360]

約数ペア:

[(1, 290865360), (2, 145432680), (3, 96955120), (4, 72716340), (5, 58173072), (6, 48477560), (8, 36358170), (10, 29086536), (12, 24238780), (15, 19391024), (16, 18179085), (20, 14543268), (23, 12646320), (24, 12119390), (29, 10029840), (30, 9695512), (40, 7271634), (46, 6323160), (48, 6059695), (58, 5014920), (60, 4847756), (69, 4215440), (79, 3681840), (80, 3635817), (87, 3343280), (92, 3161580), (115, 2529264), (116, 2507460), (120, 2423878), (138, 2107720), (145, 2005968), (158, 1840920), (174, 1671640), (184, 1580790), (230, 1264632), (232, 1253730), (237, 1227280), (240, 1211939), (276, 1053860), (290, 1002984), (316, 920460), (345, 843088), (348, 835820), (368, 790395), (395, 736368), (435, 668656), (460, 632316), (464, 626865), (474, 613640), (529, 549840), (552, 526930), (580, 501492), (632, 460230), (667, 436080), (690, 421544), (696, 417910), (790, 368184), (870, 334328), (920, 316158), (948, 306820), (1058, 274920), (1104, 263465), (1160, 250746), (1185, 245456), (1264, 230115), (1334, 218040), (1380, 210772), (1392, 208955), (1580, 184092), (1587, 183280), (1740, 167164), (1817, 160080), (1840, 158079), (1896, 153410), (2001, 145360), (2116, 137460), (2291, 126960), (2320, 125373), (2370, 122728), (2645, 109968), (2668, 109020), (2760, 105386), (3160, 92046), (3174, 91640), (3335, 87216), (3480, 83582), (3634, 80040), (3792, 76705), (4002, 72680), (4232, 68730), (4582, 63480), (4740, 61364), (5290, 54984), (5336, 54510), (5451, 53360), (5520, 52693), (6320, 46023), (6348, 45820), (6670, 43608), (6873, 42320), (6960, 41791), (7268, 40020), (7935, 36656), (8004, 36340), (8464, 34365), (9085, 32016), (9164, 31740), (9480, 30682), (10005, 29072), (10580, 27492), (10672, 27255), (10902, 26680), (11455, 25392), (12696, 22910), (13340, 21804), (13746, 21160), (14536, 20010), (15341, 18960), (15870, 18328), (16008, 18170)]