408231720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4591}}^1$

素因数の和:4640

約数の個数: 192

約数和(自身を含む): 1504339200

約数和(自身を除く): 1096107480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 52, 57, 60, 65, 72, 76, 78, 90, 95, 104, 114, 117, 120, 130, 152, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 684, 741, 760, 780, 855, 936, 988, 1140, 1170, 1235, 1368, 1482, 1560, 1710, 1976, 2223, 2280, 2340, 2470, 2964, 3420, 3705, 4446, 4591, 4680, 4940, 5928, 6840, 7410, 8892, 9182, 9880, 11115, 13773, 14820, 17784, 18364, 22230, 22955, 27546, 29640, 36728, 41319, 44460, 45910, 55092, 59683, 68865, 82638, 87229, 88920, 91820, 110184, 119366, 137730, 165276, 174458, 179049, 183640, 206595, 238732, 261687, 275460, 298415, 330552, 348916, 358098, 413190, 436145, 477464, 523374, 537147, 550920, 596830, 697832, 716196, 785061, 826380, 872290, 895245, 1046748, 1074294, 1133977, 1193660, 1308435, 1432392, 1570122, 1652760, 1744580, 1790490, 2093496, 2148588, 2267954, 2387320, 2616870, 2685735, 3140244, 3401931, 3489160, 3580980, 3925305, 4297176, 4535908, 5233740, 5371470, 5669885, 6280488, 6803862, 7161960, 7850610, 9071816, 10205793, 10467480, 10742940, 11339770, 13607724, 15701220, 17009655, 20411586, 21485880, 22679540, 27215448, 31402440, 34019310, 40823172, 45359080, 51028965, 68038620, 81646344, 102057930, 136077240, 204115860, 408231720]

約数ペア:

[(1, 408231720), (2, 204115860), (3, 136077240), (4, 102057930), (5, 81646344), (6, 68038620), (8, 51028965), (9, 45359080), (10, 40823172), (12, 34019310), (13, 31402440), (15, 27215448), (18, 22679540), (19, 21485880), (20, 20411586), (24, 17009655), (26, 15701220), (30, 13607724), (36, 11339770), (38, 10742940), (39, 10467480), (40, 10205793), (45, 9071816), (52, 7850610), (57, 7161960), (60, 6803862), (65, 6280488), (72, 5669885), (76, 5371470), (78, 5233740), (90, 4535908), (95, 4297176), (104, 3925305), (114, 3580980), (117, 3489160), (120, 3401931), (130, 3140244), (152, 2685735), (156, 2616870), (171, 2387320), (180, 2267954), (190, 2148588), (195, 2093496), (228, 1790490), (234, 1744580), (247, 1652760), (260, 1570122), (285, 1432392), (312, 1308435), (342, 1193660), (360, 1133977), (380, 1074294), (390, 1046748), (456, 895245), (468, 872290), (494, 826380), (520, 785061), (570, 716196), (585, 697832), (684, 596830), (741, 550920), (760, 537147), (780, 523374), (855, 477464), (936, 436145), (988, 413190), (1140, 358098), (1170, 348916), (1235, 330552), (1368, 298415), (1482, 275460), (1560, 261687), (1710, 238732), (1976, 206595), (2223, 183640), (2280, 179049), (2340, 174458), (2470, 165276), (2964, 137730), (3420, 119366), (3705, 110184), (4446, 91820), (4591, 88920), (4680, 87229), (4940, 82638), (5928, 68865), (6840, 59683), (7410, 55092), (8892, 45910), (9182, 44460), (9880, 41319), (11115, 36728), (13773, 29640), (14820, 27546), (17784, 22955), (18364, 22230)]