73642980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 227759616

約数和(自身を除く): 154116636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 137, 155, 170, 186, 204, 255, 274, 289, 310, 340, 372, 411, 465, 510, 527, 548, 578, 620, 685, 822, 867, 930, 1020, 1054, 1156, 1370, 1445, 1581, 1644, 1734, 1860, 2055, 2108, 2329, 2635, 2740, 2890, 3162, 3468, 4110, 4247, 4335, 4658, 5270, 5780, 6324, 6987, 7905, 8220, 8494, 8670, 8959, 9316, 10540, 11645, 12741, 13974, 15810, 16988, 17340, 17918, 21235, 23290, 25482, 26877, 27948, 31620, 34935, 35836, 39593, 42470, 44795, 46580, 50964, 53754, 63705, 69870, 72199, 79186, 84940, 89590, 107508, 118779, 127410, 134385, 139740, 144398, 158372, 179180, 197965, 216597, 237558, 254820, 268770, 288796, 360995, 395930, 433194, 475116, 537540, 593895, 721990, 791860, 866388, 1082985, 1187790, 1227383, 1443980, 2165970, 2375580, 2454766, 3682149, 4331940, 4909532, 6136915, 7364298, 12273830, 14728596, 18410745, 24547660, 36821490, 73642980]

約数ペア:

[(1, 73642980), (2, 36821490), (3, 24547660), (4, 18410745), (5, 14728596), (6, 12273830), (10, 7364298), (12, 6136915), (15, 4909532), (17, 4331940), (20, 3682149), (30, 2454766), (31, 2375580), (34, 2165970), (51, 1443980), (60, 1227383), (62, 1187790), (68, 1082985), (85, 866388), (93, 791860), (102, 721990), (124, 593895), (137, 537540), (155, 475116), (170, 433194), (186, 395930), (204, 360995), (255, 288796), (274, 268770), (289, 254820), (310, 237558), (340, 216597), (372, 197965), (411, 179180), (465, 158372), (510, 144398), (527, 139740), (548, 134385), (578, 127410), (620, 118779), (685, 107508), (822, 89590), (867, 84940), (930, 79186), (1020, 72199), (1054, 69870), (1156, 63705), (1370, 53754), (1445, 50964), (1581, 46580), (1644, 44795), (1734, 42470), (1860, 39593), (2055, 35836), (2108, 34935), (2329, 31620), (2635, 27948), (2740, 26877), (2890, 25482), (3162, 23290), (3468, 21235), (4110, 17918), (4247, 17340), (4335, 16988), (4658, 15810), (5270, 13974), (5780, 12741), (6324, 11645), (6987, 10540), (7905, 9316), (8220, 8959), (8494, 8670)]