233478140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 602598528

約数和(自身を除く): 369120388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 47, 49, 70, 74, 94, 98, 137, 140, 148, 185, 188, 196, 235, 245, 259, 274, 329, 370, 470, 490, 518, 548, 658, 685, 740, 940, 959, 980, 1036, 1295, 1316, 1370, 1645, 1739, 1813, 1918, 2303, 2590, 2740, 3290, 3478, 3626, 3836, 4606, 4795, 5069, 5180, 6439, 6580, 6713, 6956, 7252, 8695, 9065, 9212, 9590, 10138, 11515, 12173, 12878, 13426, 17390, 18130, 19180, 20276, 23030, 24346, 25345, 25756, 26852, 32195, 33565, 34780, 35483, 36260, 45073, 46060, 48692, 50690, 60865, 64390, 67130, 70966, 85211, 90146, 101380, 121730, 128780, 134260, 141932, 170422, 177415, 180292, 225365, 238243, 243460, 248381, 315511, 340844, 354830, 426055, 450730, 476486, 496762, 631022, 709660, 852110, 901460, 952972, 993524, 1191215, 1241905, 1262044, 1577555, 1667701, 1704220, 2382430, 2483810, 3155110, 3335402, 4764860, 4967620, 6310220, 6670804, 8338505, 11673907, 16677010, 23347814, 33354020, 46695628, 58369535, 116739070, 233478140]

約数ペア:

[(1, 233478140), (2, 116739070), (4, 58369535), (5, 46695628), (7, 33354020), (10, 23347814), (14, 16677010), (20, 11673907), (28, 8338505), (35, 6670804), (37, 6310220), (47, 4967620), (49, 4764860), (70, 3335402), (74, 3155110), (94, 2483810), (98, 2382430), (137, 1704220), (140, 1667701), (148, 1577555), (185, 1262044), (188, 1241905), (196, 1191215), (235, 993524), (245, 952972), (259, 901460), (274, 852110), (329, 709660), (370, 631022), (470, 496762), (490, 476486), (518, 450730), (548, 426055), (658, 354830), (685, 340844), (740, 315511), (940, 248381), (959, 243460), (980, 238243), (1036, 225365), (1295, 180292), (1316, 177415), (1370, 170422), (1645, 141932), (1739, 134260), (1813, 128780), (1918, 121730), (2303, 101380), (2590, 90146), (2740, 85211), (3290, 70966), (3478, 67130), (3626, 64390), (3836, 60865), (4606, 50690), (4795, 48692), (5069, 46060), (5180, 45073), (6439, 36260), (6580, 35483), (6713, 34780), (6956, 33565), (7252, 32195), (8695, 26852), (9065, 25756), (9212, 25345), (9590, 24346), (10138, 23030), (11515, 20276), (12173, 19180), (12878, 18130), (13426, 17390)]