215920332

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1$

素因数の和:676

約数の個数: 144

約数和(自身を含む): 628992000

約数和(自身を除く): 413071668

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 31, 34, 36, 38, 51, 57, 62, 68, 76, 93, 102, 114, 124, 153, 171, 186, 204, 228, 279, 306, 323, 342, 372, 527, 558, 589, 599, 612, 646, 684, 969, 1054, 1116, 1178, 1198, 1292, 1581, 1767, 1797, 1938, 2108, 2356, 2396, 2907, 3162, 3534, 3594, 3876, 4743, 5301, 5391, 5814, 6324, 7068, 7188, 9486, 10013, 10183, 10602, 10782, 11381, 11628, 18569, 18972, 20026, 20366, 21204, 21564, 22762, 30039, 30549, 34143, 37138, 40052, 40732, 45524, 55707, 60078, 61098, 68286, 74276, 90117, 91647, 102429, 111414, 120156, 122196, 136572, 167121, 180234, 183294, 193477, 204858, 222828, 315673, 334242, 352811, 360468, 366588, 386954, 409716, 580431, 631346, 668484, 705622, 773908, 947019, 1058433, 1160862, 1262692, 1411244, 1741293, 1894038, 2116866, 2321724, 2841057, 3175299, 3482586, 3788076, 4233732, 5682114, 5997787, 6350598, 6965172, 11364228, 11995574, 12701196, 17993361, 23991148, 35986722, 53980083, 71973444, 107960166, 215920332]

約数ペア:

[(1, 215920332), (2, 107960166), (3, 71973444), (4, 53980083), (6, 35986722), (9, 23991148), (12, 17993361), (17, 12701196), (18, 11995574), (19, 11364228), (31, 6965172), (34, 6350598), (36, 5997787), (38, 5682114), (51, 4233732), (57, 3788076), (62, 3482586), (68, 3175299), (76, 2841057), (93, 2321724), (102, 2116866), (114, 1894038), (124, 1741293), (153, 1411244), (171, 1262692), (186, 1160862), (204, 1058433), (228, 947019), (279, 773908), (306, 705622), (323, 668484), (342, 631346), (372, 580431), (527, 409716), (558, 386954), (589, 366588), (599, 360468), (612, 352811), (646, 334242), (684, 315673), (969, 222828), (1054, 204858), (1116, 193477), (1178, 183294), (1198, 180234), (1292, 167121), (1581, 136572), (1767, 122196), (1797, 120156), (1938, 111414), (2108, 102429), (2356, 91647), (2396, 90117), (2907, 74276), (3162, 68286), (3534, 61098), (3594, 60078), (3876, 55707), (4743, 45524), (5301, 40732), (5391, 40052), (5814, 37138), (6324, 34143), (7068, 30549), (7188, 30039), (9486, 22762), (10013, 21564), (10183, 21204), (10602, 20366), (10782, 20026), (11381, 18972), (11628, 18569)]