42387450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 125527680

約数和(自身を除く): 83140230

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 73, 75, 79, 98, 105, 146, 147, 150, 158, 175, 210, 219, 237, 245, 294, 350, 365, 395, 438, 474, 490, 511, 525, 553, 730, 735, 790, 1022, 1050, 1095, 1106, 1185, 1225, 1470, 1533, 1659, 1825, 1975, 2190, 2370, 2450, 2555, 2765, 3066, 3318, 3577, 3650, 3675, 3871, 3950, 5110, 5475, 5530, 5767, 5925, 7154, 7350, 7665, 7742, 8295, 10731, 10950, 11534, 11613, 11850, 12775, 13825, 15330, 16590, 17301, 17885, 19355, 21462, 23226, 25550, 27650, 28835, 34602, 35770, 38325, 38710, 40369, 41475, 53655, 57670, 58065, 76650, 80738, 82950, 86505, 89425, 96775, 107310, 116130, 121107, 144175, 173010, 178850, 193550, 201845, 242214, 268275, 282583, 288350, 290325, 403690, 432525, 536550, 565166, 580650, 605535, 847749, 865050, 1009225, 1211070, 1412915, 1695498, 2018450, 2825830, 3027675, 4238745, 6055350, 7064575, 8477490, 14129150, 21193725, 42387450]

約数ペア:

[(1, 42387450), (2, 21193725), (3, 14129150), (5, 8477490), (6, 7064575), (7, 6055350), (10, 4238745), (14, 3027675), (15, 2825830), (21, 2018450), (25, 1695498), (30, 1412915), (35, 1211070), (42, 1009225), (49, 865050), (50, 847749), (70, 605535), (73, 580650), (75, 565166), (79, 536550), (98, 432525), (105, 403690), (146, 290325), (147, 288350), (150, 282583), (158, 268275), (175, 242214), (210, 201845), (219, 193550), (237, 178850), (245, 173010), (294, 144175), (350, 121107), (365, 116130), (395, 107310), (438, 96775), (474, 89425), (490, 86505), (511, 82950), (525, 80738), (553, 76650), (730, 58065), (735, 57670), (790, 53655), (1022, 41475), (1050, 40369), (1095, 38710), (1106, 38325), (1185, 35770), (1225, 34602), (1470, 28835), (1533, 27650), (1659, 25550), (1825, 23226), (1975, 21462), (2190, 19355), (2370, 17885), (2450, 17301), (2555, 16590), (2765, 15330), (3066, 13825), (3318, 12775), (3577, 11850), (3650, 11613), (3675, 11534), (3871, 10950), (3950, 10731), (5110, 8295), (5475, 7742), (5530, 7665), (5767, 7350), (5925, 7154)]