72939060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:290

約数の個数: 144

約数和(自身を含む): 232923600

約数和(自身を除く): 159984540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 89, 90, 116, 145, 157, 174, 178, 180, 261, 267, 290, 314, 348, 356, 435, 445, 471, 522, 534, 580, 628, 785, 801, 870, 890, 942, 1044, 1068, 1305, 1335, 1413, 1570, 1602, 1740, 1780, 1884, 2355, 2581, 2610, 2670, 2826, 3140, 3204, 4005, 4553, 4710, 5162, 5220, 5340, 5652, 7065, 7743, 8010, 9106, 9420, 10324, 12905, 13659, 13973, 14130, 15486, 16020, 18212, 22765, 23229, 25810, 27318, 27946, 28260, 30972, 38715, 40977, 41919, 45530, 46458, 51620, 54636, 55892, 68295, 69865, 77430, 81954, 83838, 91060, 92916, 116145, 125757, 136590, 139730, 154860, 163908, 167676, 204885, 209595, 232290, 251514, 273180, 279460, 405217, 409770, 419190, 464580, 503028, 628785, 810434, 819540, 838380, 1215651, 1257570, 1620868, 2026085, 2431302, 2515140, 3646953, 4052170, 4862604, 6078255, 7293906, 8104340, 12156510, 14587812, 18234765, 24313020, 36469530, 72939060]

約数ペア:

[(1, 72939060), (2, 36469530), (3, 24313020), (4, 18234765), (5, 14587812), (6, 12156510), (9, 8104340), (10, 7293906), (12, 6078255), (15, 4862604), (18, 4052170), (20, 3646953), (29, 2515140), (30, 2431302), (36, 2026085), (45, 1620868), (58, 1257570), (60, 1215651), (87, 838380), (89, 819540), (90, 810434), (116, 628785), (145, 503028), (157, 464580), (174, 419190), (178, 409770), (180, 405217), (261, 279460), (267, 273180), (290, 251514), (314, 232290), (348, 209595), (356, 204885), (435, 167676), (445, 163908), (471, 154860), (522, 139730), (534, 136590), (580, 125757), (628, 116145), (785, 92916), (801, 91060), (870, 83838), (890, 81954), (942, 77430), (1044, 69865), (1068, 68295), (1305, 55892), (1335, 54636), (1413, 51620), (1570, 46458), (1602, 45530), (1740, 41919), (1780, 40977), (1884, 38715), (2355, 30972), (2581, 28260), (2610, 27946), (2670, 27318), (2826, 25810), (3140, 23229), (3204, 22765), (4005, 18212), (4553, 16020), (4710, 15486), (5162, 14130), (5220, 13973), (5340, 13659), (5652, 12905), (7065, 10324), (7743, 9420), (8010, 9106)]