223334540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 575581440

約数和(自身を除く): 352246900

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, 229, 242, 260, 286, 310, 341, 403, 458, 484, 572, 605, 620, 682, 715, 806, 916, 1145, 1210, 1364, 1430, 1573, 1612, 1705, 2015, 2290, 2420, 2519, 2860, 2977, 3146, 3410, 3751, 4030, 4433, 4580, 5038, 5954, 6292, 6820, 7099, 7502, 7865, 8060, 8866, 10076, 11908, 12595, 14198, 14885, 15004, 15730, 17732, 18755, 22165, 25190, 27709, 28396, 29770, 31460, 32747, 35495, 37510, 44330, 48763, 50380, 55418, 59540, 65494, 70990, 75020, 78089, 88660, 92287, 97526, 110836, 130988, 138545, 141980, 156178, 163735, 184574, 195052, 243815, 277090, 312356, 327470, 360217, 369148, 390445, 461435, 487630, 554180, 654940, 720434, 780890, 858979, 922870, 975260, 1015157, 1440868, 1561780, 1717958, 1801085, 1845740, 2030314, 3435916, 3602170, 4060628, 4294895, 5075785, 7204340, 8589790, 10151570, 11166727, 17179580, 20303140, 22333454, 44666908, 55833635, 111667270, 223334540]

約数ペア:

[(1, 223334540), (2, 111667270), (4, 55833635), (5, 44666908), (10, 22333454), (11, 20303140), (13, 17179580), (20, 11166727), (22, 10151570), (26, 8589790), (31, 7204340), (44, 5075785), (52, 4294895), (55, 4060628), (62, 3602170), (65, 3435916), (110, 2030314), (121, 1845740), (124, 1801085), (130, 1717958), (143, 1561780), (155, 1440868), (220, 1015157), (229, 975260), (242, 922870), (260, 858979), (286, 780890), (310, 720434), (341, 654940), (403, 554180), (458, 487630), (484, 461435), (572, 390445), (605, 369148), (620, 360217), (682, 327470), (715, 312356), (806, 277090), (916, 243815), (1145, 195052), (1210, 184574), (1364, 163735), (1430, 156178), (1573, 141980), (1612, 138545), (1705, 130988), (2015, 110836), (2290, 97526), (2420, 92287), (2519, 88660), (2860, 78089), (2977, 75020), (3146, 70990), (3410, 65494), (3751, 59540), (4030, 55418), (4433, 50380), (4580, 48763), (5038, 44330), (5954, 37510), (6292, 35495), (6820, 32747), (7099, 31460), (7502, 29770), (7865, 28396), (8060, 27709), (8866, 25190), (10076, 22165), (11908, 18755), (12595, 17732), (14198, 15730), (14885, 15004)]