209162460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:268

約数の個数: 192

約数和(自身を含む): 670602240

約数和(自身を除く): 461439780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 89, 92, 115, 130, 131, 138, 156, 178, 195, 230, 260, 262, 267, 276, 299, 345, 356, 390, 393, 445, 460, 524, 534, 598, 655, 690, 780, 786, 890, 897, 1068, 1157, 1196, 1310, 1335, 1380, 1495, 1572, 1703, 1780, 1794, 1965, 2047, 2314, 2620, 2670, 2990, 3013, 3406, 3471, 3588, 3930, 4094, 4485, 4628, 5109, 5340, 5785, 5980, 6026, 6141, 6812, 6942, 7860, 8188, 8515, 8970, 9039, 10218, 10235, 11570, 11659, 12052, 12282, 13884, 15065, 17030, 17355, 17940, 18078, 20436, 20470, 23140, 23318, 24564, 25545, 26611, 30130, 30705, 34060, 34710, 34977, 36156, 39169, 40940, 45195, 46636, 51090, 53222, 58295, 60260, 61410, 69420, 69954, 78338, 79833, 90390, 102180, 106444, 116590, 117507, 122820, 133055, 139908, 151567, 156676, 159666, 174885, 180780, 195845, 233180, 235014, 266110, 268157, 303134, 319332, 349770, 391690, 399165, 454701, 470028, 532220, 536314, 587535, 606268, 699540, 757835, 783380, 798330, 804471, 909402, 1072628, 1175070, 1340785, 1515670, 1596660, 1608942, 1818804, 2273505, 2350140, 2681570, 3031340, 3217884, 3486041, 4022355, 4547010, 5363140, 6972082, 8044710, 9094020, 10458123, 13944164, 16089420, 17430205, 20916246, 34860410, 41832492, 52290615, 69720820, 104581230, 209162460]

約数ペア:

[(1, 209162460), (2, 104581230), (3, 69720820), (4, 52290615), (5, 41832492), (6, 34860410), (10, 20916246), (12, 17430205), (13, 16089420), (15, 13944164), (20, 10458123), (23, 9094020), (26, 8044710), (30, 6972082), (39, 5363140), (46, 4547010), (52, 4022355), (60, 3486041), (65, 3217884), (69, 3031340), (78, 2681570), (89, 2350140), (92, 2273505), (115, 1818804), (130, 1608942), (131, 1596660), (138, 1515670), (156, 1340785), (178, 1175070), (195, 1072628), (230, 909402), (260, 804471), (262, 798330), (267, 783380), (276, 757835), (299, 699540), (345, 606268), (356, 587535), (390, 536314), (393, 532220), (445, 470028), (460, 454701), (524, 399165), (534, 391690), (598, 349770), (655, 319332), (690, 303134), (780, 268157), (786, 266110), (890, 235014), (897, 233180), (1068, 195845), (1157, 180780), (1196, 174885), (1310, 159666), (1335, 156676), (1380, 151567), (1495, 139908), (1572, 133055), (1703, 122820), (1780, 117507), (1794, 116590), (1965, 106444), (2047, 102180), (2314, 90390), (2620, 79833), (2670, 78338), (2990, 69954), (3013, 69420), (3406, 61410), (3471, 60260), (3588, 58295), (3930, 53222), (4094, 51090), (4485, 46636), (4628, 45195), (5109, 40940), (5340, 39169), (5785, 36156), (5980, 34977), (6026, 34710), (6141, 34060), (6812, 30705), (6942, 30130), (7860, 26611), (8188, 25545), (8515, 24564), (8970, 23318), (9039, 23140), (10218, 20470), (10235, 20436), (11570, 18078), (11659, 17940), (12052, 17355), (12282, 17030), (13884, 15065)]