259245870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1$

素因数の和:618

約数の個数: 128

約数和(自身を含む): 709890048

約数和(自身を除く): 450644178

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 41, 62, 65, 78, 82, 93, 123, 130, 155, 186, 195, 205, 246, 310, 390, 403, 410, 465, 523, 533, 615, 806, 930, 1046, 1066, 1209, 1230, 1271, 1569, 1599, 2015, 2418, 2542, 2615, 2665, 3138, 3198, 3813, 4030, 5230, 5330, 6045, 6355, 6799, 7626, 7845, 7995, 12090, 12710, 13598, 15690, 15990, 16213, 16523, 19065, 20397, 21443, 32426, 33046, 33995, 38130, 40794, 42886, 48639, 49569, 64329, 67990, 81065, 82615, 97278, 99138, 101985, 107215, 128658, 162130, 165230, 203970, 210769, 214430, 243195, 247845, 278759, 321645, 421538, 486390, 495690, 557518, 632307, 643290, 664733, 836277, 1053845, 1264614, 1329466, 1393795, 1672554, 1994199, 2107690, 2787590, 3161535, 3323665, 3988398, 4181385, 6323070, 6647330, 8362770, 8641529, 9970995, 17283058, 19941990, 25924587, 43207645, 51849174, 86415290, 129622935, 259245870]

約数ペア:

[(1, 259245870), (2, 129622935), (3, 86415290), (5, 51849174), (6, 43207645), (10, 25924587), (13, 19941990), (15, 17283058), (26, 9970995), (30, 8641529), (31, 8362770), (39, 6647330), (41, 6323070), (62, 4181385), (65, 3988398), (78, 3323665), (82, 3161535), (93, 2787590), (123, 2107690), (130, 1994199), (155, 1672554), (186, 1393795), (195, 1329466), (205, 1264614), (246, 1053845), (310, 836277), (390, 664733), (403, 643290), (410, 632307), (465, 557518), (523, 495690), (533, 486390), (615, 421538), (806, 321645), (930, 278759), (1046, 247845), (1066, 243195), (1209, 214430), (1230, 210769), (1271, 203970), (1569, 165230), (1599, 162130), (2015, 128658), (2418, 107215), (2542, 101985), (2615, 99138), (2665, 97278), (3138, 82615), (3198, 81065), (3813, 67990), (4030, 64329), (5230, 49569), (5330, 48639), (6045, 42886), (6355, 40794), (6799, 38130), (7626, 33995), (7845, 33046), (7995, 32426), (12090, 21443), (12710, 20397), (13598, 19065), (15690, 16523), (15990, 16213)]