238429480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:267

約数の個数: 128

約数和(自身を含む): 593712000

約数和(自身を除く): 355282520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 61, 74, 76, 95, 122, 139, 148, 152, 185, 190, 244, 278, 296, 305, 370, 380, 488, 556, 610, 695, 703, 740, 760, 1112, 1159, 1220, 1390, 1406, 1480, 2257, 2318, 2440, 2641, 2780, 2812, 3515, 4514, 4636, 5143, 5282, 5560, 5624, 5795, 7030, 8479, 9028, 9272, 10286, 10564, 11285, 11590, 13205, 14060, 16958, 18056, 20572, 21128, 22570, 23180, 25715, 26410, 28120, 33916, 41144, 42395, 42883, 45140, 46360, 51430, 52820, 67832, 84790, 85766, 90280, 97717, 102860, 105640, 161101, 169580, 171532, 195434, 205720, 214415, 313723, 322202, 339160, 343064, 390868, 428830, 488585, 627446, 644404, 781736, 805505, 857660, 977170, 1254892, 1288808, 1568615, 1611010, 1715320, 1954340, 2509784, 3137230, 3222020, 3908680, 5960737, 6274460, 6444040, 11921474, 12548920, 23842948, 29803685, 47685896, 59607370, 119214740, 238429480]

約数ペア:

[(1, 238429480), (2, 119214740), (4, 59607370), (5, 47685896), (8, 29803685), (10, 23842948), (19, 12548920), (20, 11921474), (37, 6444040), (38, 6274460), (40, 5960737), (61, 3908680), (74, 3222020), (76, 3137230), (95, 2509784), (122, 1954340), (139, 1715320), (148, 1611010), (152, 1568615), (185, 1288808), (190, 1254892), (244, 977170), (278, 857660), (296, 805505), (305, 781736), (370, 644404), (380, 627446), (488, 488585), (556, 428830), (610, 390868), (695, 343064), (703, 339160), (740, 322202), (760, 313723), (1112, 214415), (1159, 205720), (1220, 195434), (1390, 171532), (1406, 169580), (1480, 161101), (2257, 105640), (2318, 102860), (2440, 97717), (2641, 90280), (2780, 85766), (2812, 84790), (3515, 67832), (4514, 52820), (4636, 51430), (5143, 46360), (5282, 45140), (5560, 42883), (5624, 42395), (5795, 41144), (7030, 33916), (8479, 28120), (9028, 26410), (9272, 25715), (10286, 23180), (10564, 22570), (11285, 21128), (11590, 20572), (13205, 18056), (14060, 16958)]