421474284

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 288

約数和(自身を含む): 1415232000

約数和(自身を除く): 993757716

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 29, 33, 36, 42, 44, 49, 58, 63, 66, 77, 84, 87, 98, 99, 107, 116, 126, 132, 147, 154, 174, 196, 198, 203, 214, 231, 252, 261, 294, 308, 319, 321, 343, 348, 396, 406, 428, 441, 462, 522, 539, 588, 609, 638, 642, 686, 693, 749, 812, 882, 924, 957, 963, 1029, 1044, 1078, 1177, 1218, 1276, 1284, 1372, 1386, 1421, 1498, 1617, 1764, 1827, 1914, 1926, 2058, 2156, 2233, 2247, 2354, 2436, 2772, 2842, 2871, 2996, 3087, 3103, 3234, 3531, 3654, 3773, 3828, 3852, 4116, 4263, 4466, 4494, 4708, 4851, 5243, 5684, 5742, 6174, 6206, 6468, 6699, 6741, 7062, 7308, 7546, 8239, 8526, 8932, 8988, 9309, 9702, 9947, 10486, 10593, 11319, 11484, 12348, 12412, 12789, 13398, 13482, 14124, 15092, 15631, 15729, 16478, 17052, 18618, 19404, 19894, 20097, 20972, 21186, 21721, 22638, 24717, 25578, 26796, 26964, 27927, 29841, 31262, 31458, 32956, 33957, 34133, 36701, 37236, 39788, 40194, 42372, 43442, 45276, 46893, 47187, 49434, 51156, 55854, 57673, 59682, 62524, 62916, 65163, 67914, 68266, 73402, 74151, 80388, 86884, 89523, 93786, 94374, 98868, 102399, 109417, 110103, 111708, 115346, 119364, 130326, 135828, 136532, 140679, 146804, 148302, 152047, 173019, 179046, 187572, 188748, 195489, 204798, 218834, 220206, 230692, 238931, 260652, 281358, 296604, 304094, 307197, 328251, 330309, 346038, 358092, 390978, 403711, 409596, 437668, 440412, 456141, 477862, 519057, 562716, 608188, 614394, 656502, 660618, 692076, 716793, 781956, 807422, 912282, 955724, 984753, 1038114, 1064329, 1211133, 1228788, 1313004, 1321236, 1368423, 1433586, 1614844, 1672517, 1824564, 1969506, 2076228, 2128658, 2150379, 2422266, 2736846, 2867172, 3192987, 3345034, 3633399, 3939012, 4257316, 4300758, 4844532, 5017551, 5473692, 6385974, 6690068, 7266798, 8601516, 9578961, 10035102, 11707619, 12771948, 14533596, 15052653, 19157922, 20070204, 23415238, 30105306, 35122857, 38315844, 46830476, 60210612, 70245714, 105368571, 140491428, 210737142, 421474284]

約数ペア:

[(1, 421474284), (2, 210737142), (3, 140491428), (4, 105368571), (6, 70245714), (7, 60210612), (9, 46830476), (11, 38315844), (12, 35122857), (14, 30105306), (18, 23415238), (21, 20070204), (22, 19157922), (28, 15052653), (29, 14533596), (33, 12771948), (36, 11707619), (42, 10035102), (44, 9578961), (49, 8601516), (58, 7266798), (63, 6690068), (66, 6385974), (77, 5473692), (84, 5017551), (87, 4844532), (98, 4300758), (99, 4257316), (107, 3939012), (116, 3633399), (126, 3345034), (132, 3192987), (147, 2867172), (154, 2736846), (174, 2422266), (196, 2150379), (198, 2128658), (203, 2076228), (214, 1969506), (231, 1824564), (252, 1672517), (261, 1614844), (294, 1433586), (308, 1368423), (319, 1321236), (321, 1313004), (343, 1228788), (348, 1211133), (396, 1064329), (406, 1038114), (428, 984753), (441, 955724), (462, 912282), (522, 807422), (539, 781956), (588, 716793), (609, 692076), (638, 660618), (642, 656502), (686, 614394), (693, 608188), (749, 562716), (812, 519057), (882, 477862), (924, 456141), (957, 440412), (963, 437668), (1029, 409596), (1044, 403711), (1078, 390978), (1177, 358092), (1218, 346038), (1276, 330309), (1284, 328251), (1372, 307197), (1386, 304094), (1421, 296604), (1498, 281358), (1617, 260652), (1764, 238931), (1827, 230692), (1914, 220206), (1926, 218834), (2058, 204798), (2156, 195489), (2233, 188748), (2247, 187572), (2354, 179046), (2436, 173019), (2772, 152047), (2842, 148302), (2871, 146804), (2996, 140679), (3087, 136532), (3103, 135828), (3234, 130326), (3531, 119364), (3654, 115346), (3773, 111708), (3828, 110103), (3852, 109417), (4116, 102399), (4263, 98868), (4466, 94374), (4494, 93786), (4708, 89523), (4851, 86884), (5243, 80388), (5684, 74151), (5742, 73402), (6174, 68266), (6206, 67914), (6468, 65163), (6699, 62916), (6741, 62524), (7062, 59682), (7308, 57673), (7546, 55854), (8239, 51156), (8526, 49434), (8932, 47187), (8988, 46893), (9309, 45276), (9702, 43442), (9947, 42372), (10486, 40194), (10593, 39788), (11319, 37236), (11484, 36701), (12348, 34133), (12412, 33957), (12789, 32956), (13398, 31458), (13482, 31262), (14124, 29841), (15092, 27927), (15631, 26964), (15729, 26796), (16478, 25578), (17052, 24717), (18618, 22638), (19404, 21721), (19894, 21186), (20097, 20972)]