2178695220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:642

約数の個数: 192

約数和(自身を含む): 6754454784

約数和(自身を除く): 4575759564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 73, 78, 83, 130, 146, 156, 166, 195, 219, 249, 260, 292, 332, 365, 390, 415, 438, 461, 498, 730, 780, 830, 876, 922, 949, 996, 1079, 1095, 1245, 1383, 1460, 1660, 1844, 1898, 2158, 2190, 2305, 2490, 2766, 2847, 3237, 3796, 4316, 4380, 4610, 4745, 4980, 5395, 5532, 5694, 5993, 6059, 6474, 6915, 9220, 9490, 10790, 11388, 11986, 12118, 12948, 13830, 14235, 16185, 17979, 18177, 18980, 21580, 23972, 24236, 27660, 28470, 29965, 30295, 32370, 33653, 35958, 36354, 38263, 56940, 59930, 60590, 64740, 67306, 71916, 72708, 76526, 78767, 89895, 90885, 100959, 114789, 119860, 121180, 134612, 153052, 157534, 168265, 179790, 181770, 191315, 201918, 229578, 236301, 315068, 336530, 359580, 363540, 382630, 393835, 403836, 437489, 459156, 472602, 497419, 504795, 573945, 673060, 765260, 787670, 874978, 945204, 994838, 1009590, 1147890, 1181505, 1312467, 1492257, 1575340, 1749956, 1989676, 2019180, 2187445, 2295780, 2363010, 2487095, 2624934, 2793199, 2984514, 4374890, 4726020, 4974190, 5249868, 5586398, 5969028, 6562335, 7461285, 8379597, 8749780, 9948380, 11172796, 13124670, 13965995, 14922570, 16759194, 26249340, 27931990, 29845140, 33518388, 36311587, 41897985, 55863980, 72623174, 83795970, 108934761, 145246348, 167591940, 181557935, 217869522, 363115870, 435739044, 544673805, 726231740, 1089347610, 2178695220]

約数ペア:

[(1, 2178695220), (2, 1089347610), (3, 726231740), (4, 544673805), (5, 435739044), (6, 363115870), (10, 217869522), (12, 181557935), (13, 167591940), (15, 145246348), (20, 108934761), (26, 83795970), (30, 72623174), (39, 55863980), (52, 41897985), (60, 36311587), (65, 33518388), (73, 29845140), (78, 27931990), (83, 26249340), (130, 16759194), (146, 14922570), (156, 13965995), (166, 13124670), (195, 11172796), (219, 9948380), (249, 8749780), (260, 8379597), (292, 7461285), (332, 6562335), (365, 5969028), (390, 5586398), (415, 5249868), (438, 4974190), (461, 4726020), (498, 4374890), (730, 2984514), (780, 2793199), (830, 2624934), (876, 2487095), (922, 2363010), (949, 2295780), (996, 2187445), (1079, 2019180), (1095, 1989676), (1245, 1749956), (1383, 1575340), (1460, 1492257), (1660, 1312467), (1844, 1181505), (1898, 1147890), (2158, 1009590), (2190, 994838), (2305, 945204), (2490, 874978), (2766, 787670), (2847, 765260), (3237, 673060), (3796, 573945), (4316, 504795), (4380, 497419), (4610, 472602), (4745, 459156), (4980, 437489), (5395, 403836), (5532, 393835), (5694, 382630), (5993, 363540), (6059, 359580), (6474, 336530), (6915, 315068), (9220, 236301), (9490, 229578), (10790, 201918), (11388, 191315), (11986, 181770), (12118, 179790), (12948, 168265), (13830, 157534), (14235, 153052), (16185, 134612), (17979, 121180), (18177, 119860), (18980, 114789), (21580, 100959), (23972, 90885), (24236, 89895), (27660, 78767), (28470, 76526), (29965, 72708), (30295, 71916), (32370, 67306), (33653, 64740), (35958, 60590), (36354, 59930), (38263, 56940)]