303305860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:386

約数の個数: 144

約数和(自身を含む): 780788736

約数和(自身を除く): 477482876

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 31, 44, 52, 55, 62, 65, 110, 121, 124, 130, 143, 155, 220, 242, 260, 286, 310, 311, 341, 403, 484, 572, 605, 620, 622, 682, 715, 806, 1210, 1244, 1364, 1430, 1555, 1573, 1612, 1705, 2015, 2420, 2860, 3110, 3146, 3410, 3421, 3751, 4030, 4043, 4433, 6220, 6292, 6820, 6842, 7502, 7865, 8060, 8086, 8866, 9641, 13684, 15004, 15730, 16172, 17105, 17732, 18755, 19282, 20215, 22165, 31460, 34210, 37510, 37631, 38564, 40430, 44330, 44473, 48205, 48763, 68420, 75020, 75262, 80860, 88660, 88946, 96410, 97526, 106051, 125333, 150524, 177892, 188155, 192820, 195052, 212102, 222365, 243815, 250666, 376310, 424204, 444730, 487630, 489203, 501332, 530255, 626665, 752620, 889460, 975260, 978406, 1060510, 1166561, 1253330, 1378663, 1956812, 2121020, 2333122, 2446015, 2506660, 2757326, 4666244, 4892030, 5514652, 5832805, 6893315, 9784060, 11665610, 13786630, 15165293, 23331220, 27573260, 30330586, 60661172, 75826465, 151652930, 303305860]

約数ペア:

[(1, 303305860), (2, 151652930), (4, 75826465), (5, 60661172), (10, 30330586), (11, 27573260), (13, 23331220), (20, 15165293), (22, 13786630), (26, 11665610), (31, 9784060), (44, 6893315), (52, 5832805), (55, 5514652), (62, 4892030), (65, 4666244), (110, 2757326), (121, 2506660), (124, 2446015), (130, 2333122), (143, 2121020), (155, 1956812), (220, 1378663), (242, 1253330), (260, 1166561), (286, 1060510), (310, 978406), (311, 975260), (341, 889460), (403, 752620), (484, 626665), (572, 530255), (605, 501332), (620, 489203), (622, 487630), (682, 444730), (715, 424204), (806, 376310), (1210, 250666), (1244, 243815), (1364, 222365), (1430, 212102), (1555, 195052), (1573, 192820), (1612, 188155), (1705, 177892), (2015, 150524), (2420, 125333), (2860, 106051), (3110, 97526), (3146, 96410), (3410, 88946), (3421, 88660), (3751, 80860), (4030, 75262), (4043, 75020), (4433, 68420), (6220, 48763), (6292, 48205), (6820, 44473), (6842, 44330), (7502, 40430), (7865, 38564), (8060, 37631), (8086, 37510), (8866, 34210), (9641, 31460), (13684, 22165), (15004, 20215), (15730, 19282), (16172, 18755), (17105, 17732)]