2031141980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:388

約数の個数: 192

約数和(自身を含む): 5364817920

約数和(自身を除く): 3333675940

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 43, 68, 70, 85, 86, 89, 119, 140, 170, 172, 178, 215, 223, 238, 301, 340, 356, 430, 445, 446, 476, 595, 602, 623, 731, 860, 890, 892, 1115, 1190, 1204, 1246, 1462, 1505, 1513, 1561, 1780, 2230, 2380, 2492, 2924, 3010, 3026, 3115, 3122, 3655, 3791, 3827, 4460, 5117, 6020, 6052, 6230, 6244, 7310, 7565, 7582, 7654, 7805, 9589, 10234, 10591, 12460, 14620, 15130, 15164, 15308, 15610, 18955, 19135, 19178, 19847, 20468, 21182, 25585, 26537, 26789, 30260, 31220, 37910, 38270, 38356, 39694, 42364, 47945, 51170, 52955, 53074, 53578, 65059, 67123, 75820, 76540, 79388, 95890, 99235, 102340, 105910, 106148, 107156, 130118, 132685, 133945, 134246, 138929, 163013, 191780, 198470, 211820, 260236, 265370, 267890, 268492, 277858, 325295, 326026, 335615, 337399, 396940, 455413, 530740, 535780, 555716, 650590, 652052, 671230, 674798, 694645, 815065, 853421, 910826, 1141091, 1301180, 1342460, 1349596, 1389290, 1630130, 1686995, 1706842, 1821652, 2277065, 2282182, 2361793, 2778580, 3260260, 3373990, 3413684, 4267105, 4554130, 4564364, 4723586, 5705455, 5973947, 6747980, 8534210, 9108260, 9447172, 11410910, 11808965, 11947894, 14508157, 17068420, 22821820, 23617930, 23895788, 29016314, 29869735, 47235860, 58032628, 59739470, 72540785, 101557099, 119478940, 145081570, 203114198, 290163140, 406228396, 507785495, 1015570990, 2031141980]

約数ペア:

[(1, 2031141980), (2, 1015570990), (4, 507785495), (5, 406228396), (7, 290163140), (10, 203114198), (14, 145081570), (17, 119478940), (20, 101557099), (28, 72540785), (34, 59739470), (35, 58032628), (43, 47235860), (68, 29869735), (70, 29016314), (85, 23895788), (86, 23617930), (89, 22821820), (119, 17068420), (140, 14508157), (170, 11947894), (172, 11808965), (178, 11410910), (215, 9447172), (223, 9108260), (238, 8534210), (301, 6747980), (340, 5973947), (356, 5705455), (430, 4723586), (445, 4564364), (446, 4554130), (476, 4267105), (595, 3413684), (602, 3373990), (623, 3260260), (731, 2778580), (860, 2361793), (890, 2282182), (892, 2277065), (1115, 1821652), (1190, 1706842), (1204, 1686995), (1246, 1630130), (1462, 1389290), (1505, 1349596), (1513, 1342460), (1561, 1301180), (1780, 1141091), (2230, 910826), (2380, 853421), (2492, 815065), (2924, 694645), (3010, 674798), (3026, 671230), (3115, 652052), (3122, 650590), (3655, 555716), (3791, 535780), (3827, 530740), (4460, 455413), (5117, 396940), (6020, 337399), (6052, 335615), (6230, 326026), (6244, 325295), (7310, 277858), (7565, 268492), (7582, 267890), (7654, 265370), (7805, 260236), (9589, 211820), (10234, 198470), (10591, 191780), (12460, 163013), (14620, 138929), (15130, 134246), (15164, 133945), (15308, 132685), (15610, 130118), (18955, 107156), (19135, 106148), (19178, 105910), (19847, 102340), (20468, 99235), (21182, 95890), (25585, 79388), (26537, 76540), (26789, 75820), (30260, 67123), (31220, 65059), (37910, 53578), (38270, 53074), (38356, 52955), (39694, 51170), (42364, 47945)]