616847920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:148

約数の個数: 240

約数和(自身を含む): 1714390272

約数和(自身を除く): 1097542352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 38, 40, 52, 53, 62, 65, 76, 80, 95, 104, 106, 124, 130, 152, 155, 190, 208, 212, 247, 248, 260, 265, 304, 310, 361, 380, 403, 424, 494, 496, 520, 530, 589, 620, 689, 722, 760, 806, 848, 988, 1007, 1040, 1060, 1178, 1235, 1240, 1378, 1444, 1520, 1612, 1643, 1805, 1976, 2014, 2015, 2120, 2356, 2470, 2480, 2756, 2888, 2945, 3224, 3286, 3445, 3610, 3952, 4028, 4030, 4240, 4693, 4712, 4940, 5035, 5512, 5776, 5890, 6448, 6572, 6890, 7220, 7657, 8056, 8060, 8215, 9386, 9424, 9880, 10070, 11024, 11191, 11780, 13091, 13144, 13780, 14440, 15314, 16112, 16120, 16430, 18772, 19133, 19760, 20140, 21359, 22382, 23465, 23560, 26182, 26288, 27560, 28880, 30628, 31217, 32240, 32860, 37544, 38266, 38285, 40280, 42718, 44764, 46930, 47120, 52364, 55120, 55955, 61256, 62434, 65455, 65720, 75088, 76532, 76570, 80560, 85436, 89528, 93860, 95665, 104728, 106795, 111910, 122512, 124868, 130910, 131440, 145483, 153064, 153140, 156085, 170872, 179056, 187720, 191330, 209456, 213590, 223820, 248729, 249736, 261820, 290966, 306128, 306280, 312170, 341744, 375440, 382660, 405821, 427180, 447640, 497458, 499472, 523640, 581932, 593123, 612560, 624340, 727415, 765320, 811642, 854360, 895280, 994916, 1047280, 1163864, 1186246, 1243645, 1248680, 1454830, 1530640, 1623284, 1708720, 1989832, 2029105, 2327728, 2372492, 2487290, 2497360, 2909660, 2965615, 3246568, 3979664, 4058210, 4744984, 4974580, 5819320, 5931230, 6493136, 7710599, 8116420, 9489968, 9949160, 11638640, 11862460, 15421198, 16232840, 19898320, 23724920, 30842396, 32465680, 38552995, 47449840, 61684792, 77105990, 123369584, 154211980, 308423960, 616847920]

約数ペア:

[(1, 616847920), (2, 308423960), (4, 154211980), (5, 123369584), (8, 77105990), (10, 61684792), (13, 47449840), (16, 38552995), (19, 32465680), (20, 30842396), (26, 23724920), (31, 19898320), (38, 16232840), (40, 15421198), (52, 11862460), (53, 11638640), (62, 9949160), (65, 9489968), (76, 8116420), (80, 7710599), (95, 6493136), (104, 5931230), (106, 5819320), (124, 4974580), (130, 4744984), (152, 4058210), (155, 3979664), (190, 3246568), (208, 2965615), (212, 2909660), (247, 2497360), (248, 2487290), (260, 2372492), (265, 2327728), (304, 2029105), (310, 1989832), (361, 1708720), (380, 1623284), (403, 1530640), (424, 1454830), (494, 1248680), (496, 1243645), (520, 1186246), (530, 1163864), (589, 1047280), (620, 994916), (689, 895280), (722, 854360), (760, 811642), (806, 765320), (848, 727415), (988, 624340), (1007, 612560), (1040, 593123), (1060, 581932), (1178, 523640), (1235, 499472), (1240, 497458), (1378, 447640), (1444, 427180), (1520, 405821), (1612, 382660), (1643, 375440), (1805, 341744), (1976, 312170), (2014, 306280), (2015, 306128), (2120, 290966), (2356, 261820), (2470, 249736), (2480, 248729), (2756, 223820), (2888, 213590), (2945, 209456), (3224, 191330), (3286, 187720), (3445, 179056), (3610, 170872), (3952, 156085), (4028, 153140), (4030, 153064), (4240, 145483), (4693, 131440), (4712, 130910), (4940, 124868), (5035, 122512), (5512, 111910), (5776, 106795), (5890, 104728), (6448, 95665), (6572, 93860), (6890, 89528), (7220, 85436), (7657, 80560), (8056, 76570), (8060, 76532), (8215, 75088), (9386, 65720), (9424, 65455), (9880, 62434), (10070, 61256), (11024, 55955), (11191, 55120), (11780, 52364), (13091, 47120), (13144, 46930), (13780, 44764), (14440, 42718), (15314, 40280), (16112, 38285), (16120, 38266), (16430, 37544), (18772, 32860), (19133, 32240), (19760, 31217), (20140, 30628), (21359, 28880), (22382, 27560), (23465, 26288), (23560, 26182)]