128398770

素因数分解:

$2^1\times 3^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 368447040

約数和(自身を除く): 240048270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 81, 90, 95, 103, 114, 135, 162, 171, 190, 206, 243, 270, 285, 309, 342, 405, 486, 513, 515, 570, 618, 729, 810, 855, 927, 1026, 1030, 1215, 1458, 1539, 1545, 1710, 1854, 1957, 2187, 2430, 2565, 2781, 3078, 3090, 3645, 3914, 4374, 4617, 4635, 5130, 5562, 5871, 6561, 7290, 7695, 8343, 9234, 9270, 9785, 10935, 11742, 13122, 13851, 13905, 15390, 16686, 17613, 19570, 21870, 23085, 25029, 27702, 27810, 29355, 32805, 35226, 41553, 41715, 46170, 50058, 52839, 58710, 65610, 69255, 75087, 83106, 83430, 88065, 105678, 124659, 125145, 138510, 150174, 158517, 176130, 207765, 225261, 249318, 250290, 264195, 317034, 375435, 415530, 450522, 475551, 528390, 623295, 675783, 750870, 792585, 951102, 1126305, 1246590, 1351566, 1426653, 1585170, 2252610, 2377755, 2853306, 3378915, 4279959, 4755510, 6757830, 7133265, 8559918, 12839877, 14266530, 21399795, 25679754, 42799590, 64199385, 128398770]

約数ペア:

[(1, 128398770), (2, 64199385), (3, 42799590), (5, 25679754), (6, 21399795), (9, 14266530), (10, 12839877), (15, 8559918), (18, 7133265), (19, 6757830), (27, 4755510), (30, 4279959), (38, 3378915), (45, 2853306), (54, 2377755), (57, 2252610), (81, 1585170), (90, 1426653), (95, 1351566), (103, 1246590), (114, 1126305), (135, 951102), (162, 792585), (171, 750870), (190, 675783), (206, 623295), (243, 528390), (270, 475551), (285, 450522), (309, 415530), (342, 375435), (405, 317034), (486, 264195), (513, 250290), (515, 249318), (570, 225261), (618, 207765), (729, 176130), (810, 158517), (855, 150174), (927, 138510), (1026, 125145), (1030, 124659), (1215, 105678), (1458, 88065), (1539, 83430), (1545, 83106), (1710, 75087), (1854, 69255), (1957, 65610), (2187, 58710), (2430, 52839), (2565, 50058), (2781, 46170), (3078, 41715), (3090, 41553), (3645, 35226), (3914, 32805), (4374, 29355), (4617, 27810), (4635, 27702), (5130, 25029), (5562, 23085), (5871, 21870), (6561, 19570), (7290, 17613), (7695, 16686), (8343, 15390), (9234, 13905), (9270, 13851), (9785, 13122), (10935, 11742)]