7131188540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{234733}}^1$

素因数の和:234787

約数の個数: 72

約数和(自身を含む): 17982502272

約数和(自身を除く): 10851313732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 3038, 4340, 6076, 7595, 15190, 30380, 234733, 469466, 938932, 1173665, 1643131, 2347330, 3286262, 4694660, 6572524, 7276723, 8215655, 11501917, 14553446, 16431310, 23003834, 29106892, 32862620, 36383615, 46007668, 50937061, 57509585, 72767230, 101874122, 115019170, 145534460, 203748244, 230038340, 254685305, 356559427, 509370610, 713118854, 1018741220, 1426237708, 1782797135, 3565594270, 7131188540]

約数ペア:

[(1, 7131188540), (2, 3565594270), (4, 1782797135), (5, 1426237708), (7, 1018741220), (10, 713118854), (14, 509370610), (20, 356559427), (28, 254685305), (31, 230038340), (35, 203748244), (49, 145534460), (62, 115019170), (70, 101874122), (98, 72767230), (124, 57509585), (140, 50937061), (155, 46007668), (196, 36383615), (217, 32862620), (245, 29106892), (310, 23003834), (434, 16431310), (490, 14553446), (620, 11501917), (868, 8215655), (980, 7276723), (1085, 6572524), (1519, 4694660), (2170, 3286262), (3038, 2347330), (4340, 1643131), (6076, 1173665), (7595, 938932), (15190, 469466), (30380, 234733)]