23456790

素因数分解:

$2^1\times 3^5\times 5^1\times 7^2\times {\mathrm{197}}^1$

素因数の和:233

約数の個数: 144

約数和(自身を含む): 73945872

約数和(自身を除く): 50489082

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 81, 90, 98, 105, 126, 135, 147, 162, 189, 197, 210, 243, 245, 270, 294, 315, 378, 394, 405, 441, 486, 490, 567, 591, 630, 735, 810, 882, 945, 985, 1134, 1182, 1215, 1323, 1379, 1470, 1701, 1773, 1890, 1970, 2205, 2430, 2646, 2758, 2835, 2955, 3402, 3546, 3969, 4137, 4410, 5319, 5670, 5910, 6615, 6895, 7938, 8274, 8505, 8865, 9653, 10638, 11907, 12411, 13230, 13790, 15957, 17010, 17730, 19306, 19845, 20685, 23814, 24822, 26595, 28959, 31914, 37233, 39690, 41370, 47871, 48265, 53190, 57918, 59535, 62055, 74466, 79785, 86877, 95742, 96530, 111699, 119070, 124110, 144795, 159570, 173754, 186165, 223398, 239355, 260631, 289590, 335097, 372330, 434385, 478710, 521262, 558495, 670194, 781893, 868770, 1116990, 1303155, 1563786, 1675485, 2345679, 2606310, 3350970, 3909465, 4691358, 7818930, 11728395, 23456790]

約数ペア:

[(1, 23456790), (2, 11728395), (3, 7818930), (5, 4691358), (6, 3909465), (7, 3350970), (9, 2606310), (10, 2345679), (14, 1675485), (15, 1563786), (18, 1303155), (21, 1116990), (27, 868770), (30, 781893), (35, 670194), (42, 558495), (45, 521262), (49, 478710), (54, 434385), (63, 372330), (70, 335097), (81, 289590), (90, 260631), (98, 239355), (105, 223398), (126, 186165), (135, 173754), (147, 159570), (162, 144795), (189, 124110), (197, 119070), (210, 111699), (243, 96530), (245, 95742), (270, 86877), (294, 79785), (315, 74466), (378, 62055), (394, 59535), (405, 57918), (441, 53190), (486, 48265), (490, 47871), (567, 41370), (591, 39690), (630, 37233), (735, 31914), (810, 28959), (882, 26595), (945, 24822), (985, 23814), (1134, 20685), (1182, 19845), (1215, 19306), (1323, 17730), (1379, 17010), (1470, 15957), (1701, 13790), (1773, 13230), (1890, 12411), (1970, 11907), (2205, 10638), (2430, 9653), (2646, 8865), (2758, 8505), (2835, 8274), (2955, 7938), (3402, 6895), (3546, 6615), (3969, 5910), (4137, 5670), (4410, 5319)]