153510140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{163}}^1$

素因数の和:248

約数の個数: 108

約数和(自身を含む): 389867688

約数和(自身を除く): 236357548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 163, 196, 217, 245, 310, 326, 434, 490, 620, 652, 815, 868, 961, 980, 1085, 1141, 1519, 1630, 1922, 2170, 2282, 3038, 3260, 3844, 4340, 4564, 4805, 5053, 5705, 6076, 6727, 7595, 7987, 9610, 10106, 11410, 13454, 15190, 15974, 19220, 20212, 22820, 25265, 26908, 30380, 31948, 33635, 35371, 39935, 47089, 50530, 67270, 70742, 79870, 94178, 101060, 134540, 141484, 156643, 159740, 176855, 188356, 235445, 247597, 313286, 353710, 470890, 495194, 626572, 707420, 783215, 941780, 990388, 1096501, 1237985, 1566430, 2193002, 2475970, 3132860, 4386004, 4951940, 5482505, 7675507, 10965010, 15351014, 21930020, 30702028, 38377535, 76755070, 153510140]

約数ペア:

[(1, 153510140), (2, 76755070), (4, 38377535), (5, 30702028), (7, 21930020), (10, 15351014), (14, 10965010), (20, 7675507), (28, 5482505), (31, 4951940), (35, 4386004), (49, 3132860), (62, 2475970), (70, 2193002), (98, 1566430), (124, 1237985), (140, 1096501), (155, 990388), (163, 941780), (196, 783215), (217, 707420), (245, 626572), (310, 495194), (326, 470890), (434, 353710), (490, 313286), (620, 247597), (652, 235445), (815, 188356), (868, 176855), (961, 159740), (980, 156643), (1085, 141484), (1141, 134540), (1519, 101060), (1630, 94178), (1922, 79870), (2170, 70742), (2282, 67270), (3038, 50530), (3260, 47089), (3844, 39935), (4340, 35371), (4564, 33635), (4805, 31948), (5053, 30380), (5705, 26908), (6076, 25265), (6727, 22820), (7595, 20212), (7987, 19220), (9610, 15974), (10106, 15190), (11410, 13454)]