197440380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{571}}^1$

素因数の和:716

約数の個数: 144

約数和(自身を含む): 640864224

約数和(自身を除く): 443423844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 113, 153, 170, 180, 204, 226, 255, 306, 339, 340, 452, 510, 565, 571, 612, 678, 765, 1017, 1020, 1130, 1142, 1356, 1530, 1695, 1713, 1921, 2034, 2260, 2284, 2855, 3060, 3390, 3426, 3842, 4068, 5085, 5139, 5710, 5763, 6780, 6852, 7684, 8565, 9605, 9707, 10170, 10278, 11420, 11526, 17130, 17289, 19210, 19414, 20340, 20556, 23052, 25695, 28815, 29121, 34260, 34578, 38420, 38828, 48535, 51390, 57630, 58242, 64523, 69156, 86445, 87363, 97070, 102780, 115260, 116484, 129046, 145605, 172890, 174726, 193569, 194140, 258092, 291210, 322615, 345780, 349452, 387138, 436815, 580707, 582420, 645230, 774276, 873630, 967845, 1096891, 1161414, 1290460, 1747260, 1935690, 2193782, 2322828, 2903535, 3290673, 3871380, 4387564, 5484455, 5807070, 6581346, 9872019, 10968910, 11614140, 13162692, 16453365, 19744038, 21937820, 32906730, 39488076, 49360095, 65813460, 98720190, 197440380]

約数ペア:

[(1, 197440380), (2, 98720190), (3, 65813460), (4, 49360095), (5, 39488076), (6, 32906730), (9, 21937820), (10, 19744038), (12, 16453365), (15, 13162692), (17, 11614140), (18, 10968910), (20, 9872019), (30, 6581346), (34, 5807070), (36, 5484455), (45, 4387564), (51, 3871380), (60, 3290673), (68, 2903535), (85, 2322828), (90, 2193782), (102, 1935690), (113, 1747260), (153, 1290460), (170, 1161414), (180, 1096891), (204, 967845), (226, 873630), (255, 774276), (306, 645230), (339, 582420), (340, 580707), (452, 436815), (510, 387138), (565, 349452), (571, 345780), (612, 322615), (678, 291210), (765, 258092), (1017, 194140), (1020, 193569), (1130, 174726), (1142, 172890), (1356, 145605), (1530, 129046), (1695, 116484), (1713, 115260), (1921, 102780), (2034, 97070), (2260, 87363), (2284, 86445), (2855, 69156), (3060, 64523), (3390, 58242), (3426, 57630), (3842, 51390), (4068, 48535), (5085, 38828), (5139, 38420), (5710, 34578), (5763, 34260), (6780, 29121), (6852, 28815), (7684, 25695), (8565, 23052), (9605, 20556), (9707, 20340), (10170, 19414), (10278, 19210), (11420, 17289), (11526, 17130)]