257940150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:327

約数の個数: 192

約数和(自身を含む): 755951616

約数和(自身を除く): 498011466

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 25, 26, 30, 31, 34, 39, 50, 51, 62, 65, 75, 78, 85, 93, 102, 130, 150, 155, 170, 186, 195, 221, 251, 255, 310, 325, 390, 403, 425, 442, 465, 502, 510, 527, 650, 663, 753, 775, 806, 850, 930, 975, 1054, 1105, 1209, 1255, 1275, 1326, 1506, 1550, 1581, 1950, 2015, 2210, 2325, 2418, 2510, 2550, 2635, 3162, 3263, 3315, 3765, 4030, 4267, 4650, 5270, 5525, 6045, 6275, 6526, 6630, 6851, 7530, 7781, 7905, 8534, 9789, 10075, 11050, 12090, 12550, 12801, 13175, 13702, 15562, 15810, 16315, 16575, 18825, 19578, 20150, 20553, 21335, 23343, 25602, 26350, 30225, 32630, 33150, 34255, 37650, 38905, 39525, 41106, 42670, 46686, 48945, 55471, 60450, 64005, 68510, 77810, 79050, 81575, 97890, 101153, 102765, 106675, 110942, 116715, 128010, 132277, 163150, 166413, 171275, 194525, 202306, 205530, 213350, 233430, 244725, 264554, 277355, 303459, 320025, 332826, 342550, 389050, 396831, 489450, 505765, 513825, 554710, 583575, 606918, 640050, 661385, 793662, 832065, 1011530, 1027650, 1167150, 1322770, 1386775, 1517295, 1664130, 1719601, 1984155, 2528825, 2773550, 3034590, 3306925, 3439202, 3968310, 4160325, 5057650, 5158803, 6613850, 7586475, 8320650, 8598005, 9920775, 10317606, 15172950, 17196010, 19841550, 25794015, 42990025, 51588030, 85980050, 128970075, 257940150]

約数ペア:

[(1, 257940150), (2, 128970075), (3, 85980050), (5, 51588030), (6, 42990025), (10, 25794015), (13, 19841550), (15, 17196010), (17, 15172950), (25, 10317606), (26, 9920775), (30, 8598005), (31, 8320650), (34, 7586475), (39, 6613850), (50, 5158803), (51, 5057650), (62, 4160325), (65, 3968310), (75, 3439202), (78, 3306925), (85, 3034590), (93, 2773550), (102, 2528825), (130, 1984155), (150, 1719601), (155, 1664130), (170, 1517295), (186, 1386775), (195, 1322770), (221, 1167150), (251, 1027650), (255, 1011530), (310, 832065), (325, 793662), (390, 661385), (403, 640050), (425, 606918), (442, 583575), (465, 554710), (502, 513825), (510, 505765), (527, 489450), (650, 396831), (663, 389050), (753, 342550), (775, 332826), (806, 320025), (850, 303459), (930, 277355), (975, 264554), (1054, 244725), (1105, 233430), (1209, 213350), (1255, 205530), (1275, 202306), (1326, 194525), (1506, 171275), (1550, 166413), (1581, 163150), (1950, 132277), (2015, 128010), (2210, 116715), (2325, 110942), (2418, 106675), (2510, 102765), (2550, 101153), (2635, 97890), (3162, 81575), (3263, 79050), (3315, 77810), (3765, 68510), (4030, 64005), (4267, 60450), (4650, 55471), (5270, 48945), (5525, 46686), (6045, 42670), (6275, 41106), (6526, 39525), (6630, 38905), (6851, 37650), (7530, 34255), (7781, 33150), (7905, 32630), (8534, 30225), (9789, 26350), (10075, 25602), (11050, 23343), (12090, 21335), (12550, 20553), (12801, 20150), (13175, 19578), (13702, 18825), (15562, 16575), (15810, 16315)]