72435220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:126

約数の個数: 192

約数和(自身を含む): 198696960

約数和(自身を除く): 126261740

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 31, 38, 43, 44, 52, 55, 62, 65, 76, 86, 95, 110, 124, 130, 143, 155, 172, 190, 209, 215, 220, 247, 260, 286, 310, 341, 380, 403, 418, 430, 473, 494, 559, 572, 589, 620, 682, 715, 806, 817, 836, 860, 946, 988, 1045, 1118, 1178, 1235, 1333, 1364, 1430, 1612, 1634, 1705, 1892, 2015, 2090, 2236, 2356, 2365, 2470, 2666, 2717, 2795, 2860, 2945, 3268, 3410, 4030, 4085, 4180, 4433, 4730, 4940, 5332, 5434, 5590, 5890, 6149, 6479, 6665, 6820, 7657, 8060, 8170, 8866, 8987, 9460, 10621, 10868, 11180, 11780, 12298, 12958, 13330, 13585, 14663, 15314, 16340, 17329, 17732, 17974, 21242, 22165, 24596, 25327, 25916, 26660, 27170, 29326, 30628, 30745, 32395, 34658, 35948, 38285, 42484, 44330, 44935, 50654, 53105, 54340, 58652, 61490, 64790, 69316, 73315, 76570, 84227, 86645, 88660, 89870, 101308, 106210, 116831, 122980, 126635, 129580, 146630, 153140, 168454, 173290, 179740, 190619, 212420, 233662, 253270, 278597, 293260, 329251, 336908, 346580, 381238, 421135, 467324, 506540, 557194, 584155, 658502, 762476, 842270, 953095, 1114388, 1168310, 1317004, 1392985, 1646255, 1684540, 1906190, 2336620, 2785970, 3292510, 3621761, 3812380, 5571940, 6585020, 7243522, 14487044, 18108805, 36217610, 72435220]

約数ペア:

[(1, 72435220), (2, 36217610), (4, 18108805), (5, 14487044), (10, 7243522), (11, 6585020), (13, 5571940), (19, 3812380), (20, 3621761), (22, 3292510), (26, 2785970), (31, 2336620), (38, 1906190), (43, 1684540), (44, 1646255), (52, 1392985), (55, 1317004), (62, 1168310), (65, 1114388), (76, 953095), (86, 842270), (95, 762476), (110, 658502), (124, 584155), (130, 557194), (143, 506540), (155, 467324), (172, 421135), (190, 381238), (209, 346580), (215, 336908), (220, 329251), (247, 293260), (260, 278597), (286, 253270), (310, 233662), (341, 212420), (380, 190619), (403, 179740), (418, 173290), (430, 168454), (473, 153140), (494, 146630), (559, 129580), (572, 126635), (589, 122980), (620, 116831), (682, 106210), (715, 101308), (806, 89870), (817, 88660), (836, 86645), (860, 84227), (946, 76570), (988, 73315), (1045, 69316), (1118, 64790), (1178, 61490), (1235, 58652), (1333, 54340), (1364, 53105), (1430, 50654), (1612, 44935), (1634, 44330), (1705, 42484), (1892, 38285), (2015, 35948), (2090, 34658), (2236, 32395), (2356, 30745), (2365, 30628), (2470, 29326), (2666, 27170), (2717, 26660), (2795, 25916), (2860, 25327), (2945, 24596), (3268, 22165), (3410, 21242), (4030, 17974), (4085, 17732), (4180, 17329), (4433, 16340), (4730, 15314), (4940, 14663), (5332, 13585), (5434, 13330), (5590, 12958), (5890, 12298), (6149, 11780), (6479, 11180), (6665, 10868), (6820, 10621), (7657, 9460), (8060, 8987), (8170, 8866)]